Pink

Front 1

Iridium belongs to

a. First triad

b. Third triad

c. Fourth triad

d. Second tria

Back 1

b. Third triad

Front 2

Employed as systemic acidifier

a. Sodium Bicarbonate

b. Ammonium Chloride

c. Calcium Chloride

d. b and c

Back 2

d. b and c

Front 3

Possesses good adhering properties and usually in very fine powdered form

a. Zinc Stearate

b. Talc

c. Magnesium Trisilicate

d. a and c

Back 3

d. a and c

Front 4

Mercury that falls into cracks and other difficult to clean places is removed best by covering with

a. Sulfur

c. Potassium Dichromate

b. Sodium Hydroxide

d. Zinc Oxide

Back 4

a. Sulfur

Front 5

Concentration of Sodium Hypochlorite in Sodium Hypochlorite Topical Solution:

a. 0.5%

b. 0.025%

c. 0.001%

d. 5%

Back 5

b. 0.025

Front 6

Stability of Hydrogen Peroxide is increased in:

a. neutral medium

c. acid medium

b. basic medium

d. very acidic medium

Back 6

c. acid medium

Front 7

Antidote for Zinc poisoning

a. Dimercaprol

c. Copper Sulfate

b. Sodium Bicarbonate

d. all of the above

Back 7

b. Sodium Bicarbonate

Front 8

Chalcogens are:

a. Group V

c. Group IV

b. Group III

d. Group VI

Back 8

d. Group VI

Front 9

this is added into a solution of an iodide, iodine is liberated which colors the solution brown, with chloroform, it dissolves forming a violet solution, which settles out below the aqueous layer.

a. Chlorine

b. Bromine

c. Nitrate

d. Sulfuric Acid

Back 9

a. Chlorine

Front 10

In solution, Nickel Hydroxide is color:

a. blue

b. green

c. purple

d. red

Back 10

b. green

Front 11

Dimethylglyoxime reagent is specific for:

a. Magnesium

b. Nickel

c. Cobalt

d. Copper

Back 11

b. Nickel

Front 12

Pink in appeareance:

a. Copper

c. Cobalt (II)

b. Nickel

d. a and c

Back 12

Cobalt

Front 13

It has a suffocating odor that is formed from sulphites. It turns filter paper moistened with acidified Potassium Dichromate green.

a. Sulfur Trioxide

b. Sulfur Dioxide

c. Sulfur Oxide

d. Hudrogen Sulfide

Back 13

b. Sulfur Dioxide

Front 14

Devarda’s alloy is composed of Copper, Aluminum and:

a. Iron c. Zincb. Sodium d. Bismuth

Back 14

Zinc

Front 15

Principal manifestation of poisoning is of “boiled lobster” appearance, depression of the circulation, vomiting, diarrhea, followed by shock and coma:

a. Boric Acid

b. Sodium Borate

c. both

d. none of these

Back 15

c.both

Front 16

It is used for a more rapid elimination of Iodine in cases of iodism

a. Sodium Sulfate

b. Sodium Phosphate

c. Sodium Chloride

d. Sodium Carbonate

Back 16

c. Sodium Chloride

Front 17

Most frequent impurities in talc are oxides of:

a. Calcium

c. Iron

b. Aluminum

d. all of the above

Back 17

D.all

Front 18

Concentration of bentonite in Bentonite Magma preparation is:

a. 10%

b. 5%

c. 15%

d. 2.5%

Back 18

b. 5%

Front 19

Powder form of pumice:

a. pumice smooth

b. fine pumice

c. sandy pumice

d. a and b

Back 19

b. fine pumice

Front 20

Fuller’s earth is:

a. Hydrated Aluminum Magnesium Silicate

b. Floridin

c. Aluminum Magnesium Silicate

d. b and c

Back 20

d. b and c

Front 21

Scandium was once known as:

a. eka-boron

b. eka-gallium

c. eka-aluminum

d. gadolinite

Back 21

a. eka-boron

Front 22

Used for the treatment of poisoning with Thallium

a. Sodium Bicarbonate

b. Trihexyphenidyl

c. dimercaprol

D.b and c

Back 22

D.b and c

Front 23

Borates are added to glass to:

a. mask the blue-green color

b. give brown glass

c. reduce the coefficient of expansion

d. increase refractive index

Back 23

c. reduce the coefficient of expansion

Front 24

Silanes are:

a. covalent Si-C bonds

b. covalent Si-O bonds

c. covalent Si-Si bonds

d. none of these

Back 24

c. covalent Si-Si bonds

Front 25

In Giess-Ilosvay test, it forms a red color with silphanilic acid – 1 naphthylamine reagent:

a. Oxalate

b. Cyanide

c. Nitrite

d. Sulfite

Back 25

c. Nitrite

Front 26

Fluorspar is:

a. Calcium Fluoride

b. Sodium Fluoride

c. Magnesium Fluoride

d. Cerium Fluoride

Back 26

a. Calcium Fluoride

Front 27

Nickel and Copper form an alloy of:

a. Monel

b. Constantan

c. pewter

d. a and b

Back 27

d. a and b

Front 28

Chromate in solution is colored:

a. orange-red

b. yellow

c. both

d. yellow green

Back 28

b. yellow

Front 29

Sulfur is:

a. brimstone

c. scabicide

b. shulbari

d. all of the above

Back 29

d. all of the above

Front 30

Liquid Sulfur is obtained by heating sulfur at a temperature of:

a. 110°C

b. 150°C

c. 160°C

d. 200°C

Back 30

c. 160°C

Front 31

It resembles Arsenic in action:

a. Selenium

b. Tellurium

c. Gallium

d. a and b

Back 31

c. Gallium

Front 32

Strontium Lactate is used in:

a. mania

b. anemia

c. osteoporosis

d. hyperacidity

Back 32

c. osteoporosis

Front 33

“Brass yellow” metal:

a. Calcium

b. Barium

c. Strontium

d. Gallium

Back 33

c. Strontium

Front 34

SI unit for temperature is:

a. Fahrenheit

b. Celsius

c. Kelvin

d. all of the above

Back 34

c. Kelvin

Front 35

This measurement indicates how well a measurement agrees with the accepted or true value:

a. precision

b. accuracy

c. ideality

d. a and b

Back 35

b. accuracy

Front 36

Ozone is an example of:

a. allotrope

b. isotope

Back 36

a. allotrope

Front 37

Copper (II) is an example of:

a. insoluble chloride

b. base-insoluble chloride

c. acid-insoluble chloride

d. insoluble phosphate

Back 37

c. acid-insoluble chloride

Front 38

The more disordered the system, the larger is its:

a. enthalpy

c. heat of fusion

b. gibbs free energy

d. entropy

Back 38

d. entropy

Front 39

Hatchett’s Brown is:

a. Cuprous Citrate

c. Ammonium Chloride

b. Cuprous Chloride

d. Potassium Citrate

Back 39

a. Cuprous Citrate

Front 40

Fe₄[Fe(CN)₆]₃ is:

a. Turnbull’s blue

b. Prussian blue

c. ferrocyanide

d. all of the above

Back 40

b. Prussian blue

Front 41

Prepared chalk is made by process called:

a. precipitation

b. whiting

c. elutriation

d. filtration

Back 41

c. elutriation

Front 42

Rays that have the speed of light:

a. beta

b. gamma

c. alpha

Back 42

b. gamma

Front 43

Principal source of antimony and is also called as stibnite:

a. senarmonite

c. cervantite

b. valentintite

d. antimony glance

Back 43

d. antimony glance

Front 44

process by which water molecules move under high pressure through a semipermeable membrane from the more concentrated to the less concentrated solution.

a. osmosis

c. active diffusion

b. passive diffusion

d. reverse osmosis

Back 44

d. reverse osmosis

Front 45

Standard temperature for gas

a. O deg Celsius

b. 314 K

c. 273 K

d. a and c

Back 45

d. a and c

Front 46

Movement of an object against some force

a. work

c. free energy

b. energy

d. b and c

Back 46

a.work

Front 47

SI unit for pressure is:

a. Pascal

b. N/m²

c. N

d. a and b

Back 47

d. a and b

Front 48

It states that no two electrons in an atom can have the same set of four quantum nummers.

a. Heisenberg Uncertainty

c. Pauli Exclusion b. Aufbau

d. a and b

Back 48

c. Pauli Exclusion

Front 49

In a given period, as the atomic number increases, metallic properties:

a. increase

b. decrease

c. remain the same

d. double

Back 49

b. decrease

Front 50

Yne and designed to be a part of water

a. Hydrogen

c. Nitrogen

b. Oxygen

d. Chlorine

Back 50

b. Oxygen

Front 51

Cryolite consists of:

a. Aluminum, Nitrogen, Chlorine

b. Sodium, Aluminum, Fluorine

c. Iron, Aluminum, Potassium

d. Potassium, Iron, Aluminum

Back 51

b. Sodium, Aluminum, Fluorine

Front 52

Sulfur in Sulfur Ointment is usually:

a. 15.7%

c. 5%

b. 10%

d. 15%

Back 52

b. 10%

Front 53

Calcium Hydrate is:

a. Calcium Sulfate

b. Calcium Lactate

c. Calcium Oxide

d. Calcium Hydroxide

Back 53

d. Calcium Hydroxide

Front 54

White bole is:

a. bentonite

c. talc

b. pumice

d. kaolin

Back 54

d. kaolin

Front 55

Produces a grayish green precipitate with sodium hydroxide which is soluble in excess giving a green solution that turn yellow upon addition of Sodium Peroxide

a. Chromium (III)

b. Zinc

c. Iron (II)

d. Nickel

Back 55

Chromium (III)

Front 56

Combined with Strong Ammonia Solution, it has been used as “smelling salts”

a. Aromatic Ammonia Spirit

b. Spirit of Minderesus

c. Preston Salt

d. all of the above

Back 56

c. Preston Salt

Front 57

It has been used in recent years in the surgical repair of large abdominal hernias:

a. Strontium

b. Tantalum

c. Platinum

d. Selenium

Back 57

b. Tantalum

Front 58

A metalloid:

a. Gallium

b. Tellurium

c. Nitrogen

d. Tin

Back 58

b. Tellurium

Front 59

It creates a “silver mirror” on the walls of a test tube with Silver Nitrate

a. ammonia

b. formaldehyde

c. glucose

d. b and c

Back 59

d. b and c

Front 60

has a high refractive index that contributes to its opacity

a. Zirconium Oxide

b. Zinc Oxide

c. Titanium Dioxide

d. all of the above

Back 60

c. Titanium Dioxide

Front 61

To separate Bismuth from Copper and Cadmium, it uses:

a. Hydrochloric Acid

b. Ammonium Hydroxide

c. Sulfuric Acid

d. Rhodamine dye

Back 61

b. Ammonium Hydroxide

Front 62

Yields a white precipitate with Magnesia mixture:

a. Arsenate

b. Arsenite

c. Nitrate

d. Nitrite

Back 62

a. Arsenate

Front 63

Protonic concept of acidity

a. classical concept

b. Lewis acid base concept

c. Arrhenius concept

d. Bronsted-Lowry concept

Back 63

d. Bronsted-Lowry concept

Front 64

Give the IUPAC name of the given chemical: CH₃C(CH₃)₂CH₂CH₂

a. 1-aminoheptane

b. 1-amino – 2,2-dimethylbutane

c.5,5-dihydroxypentanol

d. 1-amino – 3,3-dimethylbutane

e. 7-amino – 1-monomethylpentane

Back 64

d. 1-amino – 3,3-dimethylbutane

Front 65

Give the IUPAC name of the given chemical: CH(OH)₂CH₂CH₂CH₂CH₃

a. Pentan – 1,1-diol

b. 1-dihyroxypentane

c.5,5-dihydroxypentanol

d. Pentanal

e. 2,2-dipentanol

Back 65

a. Pentan – 1,1-diol

Front 66

Give the IUPAC name of the given chemical: CH₂=CHCH₂CH₂CH₃

a. Pentene

b. 1-pentene

c.Pentane

d. 1-pentyne

e. 2-pentene

Back 66

B.1-pentene

Front 67

The chemical CH₃OCH₃ is an example of what type of organic compound?

a. Ketone

d. Aldehyde b. Ester

e. Acid Anhydride c. Ether

Back 67

c. Ether

Front 68

The chemical CH₃CH₂COOCH₃ is given what IUPAC name

a. 3-butanone

d. Butanal b. Propanoic Acid

e. Methyl Propanoate c. Ethyl Methyl Ether

Back 68

e. Methyl Propanoate

Front 69

The chemical CH₃CH₂COOCH₃ is an example of what type of organic

compound?

a. Ketone

d. Aldehyde b. Ester

e. Acid Anhydride c. Ether

Back 69

b. Ester

Front 70

What is the type formula of the chemical Methoxyethane?

a. RCHO

d. RCOR b. RCOOH

e. ROR c. RCOOR

Back 70

e. ROR

Front 71

What is the correct chemical formula for 2-pentanone

a. CH₃CH₂CH₂OCH₂CH₃

d. CH₃CH₂CH₂COCH₃ b. CH₃CH₂COOCH₂CH₃

e. CH₃OCH₂CH₂CH₂CH₃ c. CH₃CH₂CH₂CH₂CHO

Back 71

d. CH₃CH₂CH₂COCH₃

Front 72

Give the IUPAC name of the given chemical: CH₃CH=CHCH₂CH₂OH

a. 2-pentenol

d. 1-pent – 2-enol b. 2-penten – 5-ol

e. 3-pentenol c. 3-penten – 1-ol

Back 72

c. 3-penten – 1-ol

Front 73

What are the hybridizations of the orbitals between carbons 3 and 4 in the molecule CH₂=CHCH₂CH₂CH₃

a. sp2 – sp3 b. sp2 – sp2

c. sp3 – sp3

d. sp – sp2

e. sp3 – sp

Back 73

c. sp3 – sp3

Front 74

hat are the hybridizations of the orbitals between carbons 1 and 2 in the molecule CH2=CHCH2CH2CH3?

a. sp2-sp3 b. sp2-sp2 c. sp3-sp3

d. sp-sp2

e. sp3-sp

Back 74

d. sp-sp2

Front 75

What are the type/s of bonds is/are present between carbons 2and 3 in the molecule 2-butene?

I. pi bond

II. delta

III. sigma bond

Back 75

1&2

Front 76

Which of the following molecules can act both as Lewis acid and Lewis Base?

a. (CH3)2NH

b. (CH3)3B

c.(CH3)3P

d. H3C

e. CH3CH2OH

Back 76

e. CH3CH2OH

Front 77

An organic compound with a molecular formula C10H22 is most likely a/an

a. Alkane

Back 77

A

Front 78

A given compound has a molecular formula of C4H8. The compound can be classified as what type of hydrocarbon.

I. Alkane II. Alkene III. Cycloalkane

Back 78

2&3

Front 79

Given the molecule Pentan-1, 2-diol, which carbon is considered as the chiral center?

a. C1 b. C2 c. C3

d. C4

e. C5

Back 79

b. C2

Front 80

Stereoisomer that are not mirror-images of each other are called

a. Structural isomers

b.Cis-Trans isomers

c.Enantiomers

d. Anomers

e.Diastereomers

Back 80

e.Diastereomers

Front 81

Crystalline form of carbon:

a. graphite

b. lampblack

c. coke

d. charcoal

Back 81

a. graphite

Front 82

Carbonic oxide hemoglobin is characterized by:

a. chocolate red

b. cherry red

c.both

d.dark red

Back 82

b. cherry red

Front 83

Rose metal is:

a. 25% Sn, 25% Lead, 50% Bi

b. 50% Sn, 50% Pb

c. 25% Bi, 25% Lead, 50% Sn

d.none

Back 83

a. 25% Sn, 25% Lead, 50% Bi

Front 84

The reagent that leads to the smallest amount of product is:

a. excess reactants

b. limiting reactant

c.confining reactant

d.smallest reactant

Back 84

b. limiting reactant

Front 85

A statement that equal volume of gases at the same temperature and pressure is directly proportional to the quantity of the gas

.a. Avogardo’s number

b. Avogardo’s hypothesis

c. Avogardo’s law

d. Boyle’s law

Back 85

b. Avogardo’s hypothesis

Front 86

A law that states that the elemental composition of a pure compound is always the same regardless of its source.

a. Law of Conservation of Mass b. Law of Constant Composition

c.Law of Definite Proportion

d. b and c

Back 86

d. b and c

Front 87

A derived SI unit:

a. mass

b. volume

c. density

d. all of the above

Back 87

c. density

Front 88

Covalent bonds in which the electron density lies along the line connecting the the atoms are called:

a. pi bonds

b. sigma bonds

c. delocalized bonds

d. none of these

Back 88

b. sigma bonds

Front 89

An attraction of a molecule by a magnetic field due to unpaired electron

a. diamagnetism

b. paramagnetism

c. dia-para magnetism

d. all of the above

Back 89

b. paramagnetism

Front 90

The dissociation of a weak electrolyte is decreased by adding to the solution a strong electrolyte that has an ion in common with the weak electrolyte

a. common-ion effect

b. salting-out

c.precipitation

d. salting-in

Back 90

a. common-ion effect

Front 91

The amount of acid or base the buffer can neutralize before the pH begins to change to an appreciable degree

a. Buffer

b. buffer equation

c. buffer capacity

d. Handerson-Hasselbach

Back 91

c. buffer capacity

Front 92

They are formed when hydrogen reacts with transition metals:

a. ionic hydrides

b. metallic hydrides

c. molecular

d. acidic hydrides

Back 92

b. metallic hydrides

Front 93

Cisplatin is:

a. Platinol

b. A platinum complex

c. used for cancer

d. all of the above

Back 93

D.all

Front 94

entropy is zero the reaction is:

a. c and d

b. irreversible

c. spontaneous

d. reversible

Back 94

a. c and d

Front 95

Type of element nomenclature that gives the charge of the complex ion rather than the oxidation state of the central unit:

a. Stock nomenclature

b. Classical nomenclature

c. Ewens-Bassett System

d. none of thes

Back 95

c. Ewens-Bassett System

Front 96

Lanthanides has:

a. 10 elements

b. 5 elements

c. 15 elements

d. 14 elements

Back 96

d. 14 elements

Front 97

Direct transmission from the vapor state to the solid state is called

a. deposition

b. sublimation

c. both

d. none of these

Back 97

a. deposition

Front 98

Group of elements in which the d- orbitals are being filled

a. transition metals

b. representative elements

c. f-block elements

d. inert gas

Back 98

a. transition metals

Front 99

It is the ability of an atom in a molecule to attract electrons in itself

a. electron affinity

b. ionization energy

c.electronegativity

d. all of the above

Back 99

electronegativity

Front 100

Reverse of hydration

a. deliquesence

b. efflorescence

c. hygroscopy

d. drying

Back 100

b. efflorescence

Front 101

It decolorizes potassium permanganate and iodide solutions

a. peroxides

b. thiocyanates

c. thiosulfates

d. dichromates

Back 101

c. thiosulfates

Front 102

Chromium with the addition of sodium hydroxide produces:

a. black precipitate

b. yellow precipitate

c. grey-green precipitate

d. white precipitate

Back 102

c. grey-green precipitate

Front 103

Due to its high-melting point and low volatility it is admirably suited for filaments in electric light bulbs

a. Tungsten

c. Uranium

b. Molybdenum

d. Gallium

Back 103

a. Tungsten

Front 104

Flash light powders are mixtures of potassium chlorate or barium peroxide and:

a. powdered magnesium

b. powdered potassium

c. powdered strontium

d. powdered beryllium

Back 104

a. powdered magnesium

Front 105

Spontaneous reactions tend to be:

a. endothermic

b. exothermic

c. either

d. both

Back 105

b. exothermic

Front 106

Once described as “liquid silver “or “quick silver”:

a. Iron

b. Tungsten

c. Mercury

d. Zinc

Back 106

c. Mercury

Front 107

A solid preparation containing mercury (10-20%), cetyl alcohol (70%), sodium lauryl sulfate, dioctyl sodium sulfosuccinate, glycerin, and water is called:

a. soluble mercury

b. water soluble mercury

c. mercury powder

d. mercury emulsion

Back 107

b. water soluble mercury

Front 108

It is made by boiling very finely powdered talc with water containing 2% of hydrochloric acid, allowing the insoluble matter to subside, decanting the supernatant liquid and repeating the process with weaker hydrochloric acid.

a. filtered talc

b. purified powder

c. purified talc

d. first class talc

Back 108

c. purified talc

Front 109

Sequestering agent for Benedict’s solution:

a. citrate

b. tartrate

c. glycerin

d. sulfate

Back 109

a. citrate

Front 110

BAL is:

a. British Anti-Lewisite

b. 2, 3 – dimercaptopropanol

c. 3, 2 – dimercaptopropanol

d. a and b

Back 110

d. a and b

Front 111

Chief source of thorium oxide and also contains cerium:

a. monazite

b. allanite

c. cerite

d. samarium

Back 111

a. monazite

Front 112

Purest native form of uncombined carbon

a. Diamond

b. Graphite

c. lamp black

d. coal

Back 112

a. Diamond

Front 113

Element name signifies “sons of the Earth”:

a. Zirconium

b. Tantalum

c. Titanium

d. Platinum

Back 113

c. Titanium

Front 114

Mendeleeff gave this element name “eka-silicon”:.

a. Germanium

b. Tin

c. Zirconium

d. Lead

Back 114

a. Germanium

Front 115

Litharge is:

a. lead carbonate

b. lead acetate

c. lead monoxide

d. lead subacetate

Back 115

c. lead monoxide

Front 116

Tomectin is:

a. nickel pectinate

b. iron pectinate

c. both

d. none of these

Back 116

a. nickel pectinate

Front 117

Lunosol is the prototype of:

a. Silver picrate

b. Colloidal Silver Iodide

c. Colloidal Silver Chloride

d. Strong Silver Protein

Back 117

c. Colloidal Silver Chloride

Front 118

Soft coal is:

a. anthracite

b. bituminous

c. charcoal

d. activated charcoal

Back 118

b. bituminous

Front 119

Hard coal is:

a. anthracite

b. bituminous

c. charcoal

d. activated charcoa

Back 119

a. anthracite

Front 120

The first element to be discovered by the use of spectroscope:

a. Rubidium

c. Iridium

b. Cesium

d. Uranium

Back 120

b. Cesium

Front 121

List of metals arranged in order of decreasing ease of oxidation:

a. Table of Elements

b. Reactivity Table

c. Activity Series

d. b and c

Back 121

c. Activity Series

Front 122

Noble gases are all

a. monoatomic

b. polyatomic

c. unreactive

d. a and c

Back 122

D.

Front 123

Solutions that follow Raoult’s Law

a. standard solution

b. true solution

c. ideal solution

d. b and c

Back 123

c. ideal solution

Front 124

Carbon Dioxide absorbers

a. Soda Lime

b. Barium Sulfate

c. Barium Hydroxide

d. b and c

Back 124

d. b and c

Front 125

Named as “acid former” by Lavoisier

a. Hydrogen

c. Nitrogen

b. Oxygen

d. Carbon

Back 125

b. Oxygen

Front 126

Priestly discovered Oxygen and called it

a. Oxygen

b. empyreal air

c. mephitic air

d. dephlogisticated ai

Back 126

d. dephlogisticated air

Front 127

It is an impure form of Carbon formed when coal is heated strongly in the absence of air

a. charcoal

b. carbon black

c. graphite

d. coke

Back 127

d. coke

Front 128

Aluminum is an

a. insoluble chloride

b. base-insoluble sulfide

c. acid-insoluble sulfide

d. insoluble phosphate

Back 128

b. base-insoluble sulfide

Front 129

Steel is an alloy of

a. Brass and Aluminum

b. Carbon and Iron

c. Zinc and Iron

d. Zinc and Brass

Back 129

b. Carbon and Iron

Front 130

Inadequate Oxygen tension in air i.e. Baguio, high altitiude

a. histotoxic

b. anemic

c. anoxic

d. stagnant

Back 130

c. anoxic

Front 131

It contains 7.5% and not more that 8.5% of Ag

a. Strong Silver Protein

b. Mild Silver Protein

c. Protargol

d. a and c

Back 131

d. a and c

Front 132

It deals with the heat absorbed or released under constant pressure

a. Entropy

b. Enthalpy

c. summation of heat

d. free energy

Back 132

b. Enthalpy

Front 133

Which of the following metals is an insoluble phosphate?

a. Potassium

b. Aluminum

c. Barium

d. Ammonia

Back 133

c. Barium

Front 134

Wilhinite is:

a. Bentonite

c. Kaolin

b. Talc

d.calamine

Back 134

a. Bentonite