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61 Cards in this Set

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  • Back
Define conductors of heat.
Any object that conducts heat is called conductor of heat.
Define term malleable.
A metal that can be hammered into thin sheets it is called malleable.eg.Gold,Aluminium
Give one word for:-

A metal that can be hammered into thin sheets
Malleable
Define term - Ductile
Metal that can be drawn into fine wires.eg.Tungsten
Metal that can be drawn into fine wires
Ductile
What is Tungsten used for?
To make thin filaments in electric bulbls.
Metal used to make thin filaments in electric bulbs
Tungsten (W)
Symbol of tungsten
W
Which gas is present in -

the bright yellow lamps used for street lighting.
Sodium vapour
Which gas is present in -

the bluish lamps used for street lighting.
Mercury vapour
Use of Sodium vapour
used in the bright yellow lamps used for street lighting.
Use of Mercury vapour
Used in the bluish lamps used for street lighting.
Use of O2 in daily life
Helps seriously sick patients in hospitals

Helps climbers on high mountains and deep sea divers to breathe comfortably
Symbol and Use of Aluminium
Al

To make aluminium foil, cans for soft drinks
A non-metal which is used to vulcanize rubber
Sulphur (S)
A non-metal which is used to make torch cells
Carbon (C)
A gaseous element used to amke lights in signboards
Neon (Ne)
A metal which is used to make fire-workds
Magnesium (Mg)
A non-metal whcose compound is used to make non-stick cooking pans as well as modern computer
Silicon (Si)
Compound used in photographic films
Silver Chloride (AgCl)
Complex molecule with formula
Glucose C6H12O6

CAne Sugar C12H22O11
Write balanced equation and state the type of reaction

Calcium Carbonate ---> Calcium Oxide + Carbon Dioxide
CaCO3 --> CaO + CO2

Decomposition Reaction
Write balanced equation and state the type of reaction

Iron + Sulphur --> IronSulphide
Fe + S --> FeS

Combination Reaction
Write balanced equation and state the type of reaction

Mercuric Oxide --> Mercury + Oxygen
2HgO --> 2Hg + O2

Decomposition Reaction
Write balanced equation and state the type of reaction

Lead Oxide + Nitric Acid --> Lead Nitrate + Water
PbO + 2HNO3 ---> Pb(NO3)2 + H2O

Neutralisation Reaction
Write balanced equation and state the type of reaction

Phosphorous + Chlorine ---> Phosphorous Trichloride
P + 3Cl ---> PCl3

Combination Reaction
Write balanced equation and state the type of reaction

Zinc + Nitric Acid ---> Zinc Nitrate + Hydrogen
Zn + HNO3 --> Zn(NO3)2 + H2

Displacement Reaction
Write balanced equation and state the type of reaction

Sodium Hydroxide + Sulphuric Acid --> Sodium Sulphate + Water
2NaOH + H2SO4 ---> Na2SO4 + 2H2O

Neutralization Reaction
Write balanced equation and state the type of reaction

Carbon Monoxide + Oygen ---> Carbon Dioxide
2CO + O2 --> 2CO2

Combination Reaction
Write balanced equation and state the type of reaction

Magnesium + Hydrochloric Acid ---> Magnesium Chloride + Hydrogen
Mg + 2HCl ---> MgCl2 + H2

Displacement Reaction
Write balanced equation and state the type of reaction

Hydrogen + Oxygen ---> Water
2H2 + O2 ---> 2H2O

Combination Reaction
Write balanced equation and state the type of reaction

Zinc Oxide + Hydrochloric Acid ---> Zinc Chloride + Water
ZnO + 2HCl ---> ZnCl2 + H2O

Neutralisation Reaction
Alloy of this metal are used to make aeroplanes
Aluminium
Poisionous chemical used to kill plant pests
copper Sulphate
Soft form of carbon
Graphite
Process that turns natural rubber into elastic rubber to be made into tyres
vulcanisation
chemical added to water to purify it
chlorine
Copper, a good conductor of electricity, is used to make this
Electrical wires
Substance used to reduce friction in machinery
Lubricant
Marble and egg shells are made of this compound.
calcium carbonate
Alloy of copper and zinc
brass
Metal used in atomic reaction
uranium
Alloy made of steel and chromium
Stainless Steel
Compounds of this metal are used to make computer parts
Silicon
Compounds containing Carbon and Hydrogen only
Hydrocarbons
Mixture of 2 or more metals
Alloy
Salt used as a fertiliser
Potassium Nitrate
Common Name for Calcium Carbonate
Plaster of Paris
Name the compound CH4
Methane
Compounds containing C, H, O and N.
Proteins
Chemical formula of this simple sugar is C6H12O6
Glucose
An oxide used in paints
Zinc Oxide
Give one example of each acids:

Monobasic

Dibasic

Tribasic
HCl

H2SO4

H3PO4
Name the natural indicator which becomes brick red in alkalie
Haldi
Give example of one exothermic reaction
When quicklime is mixed in water it produces heat and forms Slaked Lime .

CaO + H2O = Ca(OH)2
Which of the following oxides give rise to an Alkali:

Oxides of Carbon
Zinc Oxide
Sulphur Dioxide
None of these
None
Which of the following are salts:

Calcium Carbonate
Sodium Chloride
Potassium Nitrate
All
All
Which of the following reactions do not form a salt?

1. Copper Oxide and Hydrochloric Acid

2. Sodium + Water

3. Copper Oxide + Hydrochloric Acid

4. Zinc + dilute Sulphuric acid
2.Sodium + Water
Ca(OH)Cl is a

1. base

2. acid

3. acid salt

4. basic salt
4.
_____ + Sodium hydroxide ---> Sodium Phosphate + Water

Complete the equation and balance it.
H3PO4 + 3NaOH ---> Na3PO4 + 3H2O
Give example of one acid salt with formula
Sodium Hydrogen Sulphate
NaHSO4