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74 Cards in this Set

  • Front
  • Back

Nitric acid is an aqueous solution containing ________ by weight of HNO3

NLT 69%-71%

HNO3 is ___________ fuming liquid having a _________.

highly corrosive


highly irritating odor

HNO3 produces __________ on animal tissue due to _________ present.



This reaction is known as ____________.

yellow stain


aromatic amino acids



Xanthoproteic test

Nitric acid is a strong ________, ________ and _______.

monotropic acid


oxidizing agent


nitrating agent


Oxidizing property of Nitric acid is enhanced by the presence of _______ which is a product of __________ of HNO3.

HNO2


photochemical decomposition


Nitric acid oxidizes common metals except _____ and ______ to produce _______.


Au and Pt


nitrate salt

Nitrating properties of HNO3 is used in _________.

production of TNT

It is used as an acidifying agent

Nitric acid

Nitric acid is used in the manufacture of ________,_________ and __________.

sulfuric acid, coal tar dyes and explosives

Nitric acid is used as a nitrating agent in _______.

Pyroxylin

Nitric acid is a source of ________ in the preparation of ____________.

nitrate ion


Milk of bismuth

Nitric acid is used externally to destroy ________ and ________.

chancres


warts

Synonym of phosphoric acid

Orthophosphoric acid, H3PO4

Phosphoric acid is an aqueous solution containing _________ and _________ by weight of H3PO4

NLT 85% and NMT 88%

Phosphoric acid is _________ and has no _________ thus enabling its use when a non-oxidizing acid is required.

non-vilatile


oxidizing properties

Phosphoric acid is used as a solvent in preparation of __________.

Anileridine injection

Phosphoric acid is used as a buffer added with ______ to produce ________ and __________.

NaOH


HPO4-2 and H3PO4

Diluted phosphoric acid contains ________ and ________ of H3PO4

NLT 9.5g and NMT 10.5g

Diluted phosphoric acid is used as a tonic and stimulant to ___________________.

gastric mucous membrane

Classified as a non-official inorganic acid

Sulfuric acid

Synonyms of sulfuric acid

Oil of vitriol


vitriolic acid


Aceite de vitriolo

Sulfuric acid is a colourless, odorless liduid of oily consistency containing _________ and __________ of H2SO4.

NLT 94%


NMT 98%

When strongly heated, sulfur dioxide gives off __________.

White sulfur trioxide fumes

Sulfuric acid can be dissolved I _______ and _______ with the evolution of heat.

Water and alcohol

Sulfuric acid is used as __________,___________ and __________.

dehydrating agent


oxidizing agent


sulfonating agent

________ is a commercial variety of sulfuric acid which contains ________ of dissolved SO3

Oleum


10%

Sulfuric acid is utilized as ________ in preparation of Pyroxylin, USP

dehydrating agent

Sulfuric acid is used to produce ________.

salts of basic organic drug

a process that produces the most concentrated H2SO4 and is mainly used in manufacturing ________.


Lead chamber process


Fertilizing

process that produces most commercial sulfuric acid today.

Contact or Catalyst process

Glacial acetic acid

Acetic acid

Used in irrigation solution with some bacteriostatic properties

Acetic acid

Synonyms of strong ammonia soln

Ammonium hydroxide


String ammonia water


NH4OH

Strong ammonia soln contains ______ and ________ by weight of NH3

NLT 27% and NMT 30%

Strong ammonia when exposed to air loses its _________ immediately

Ammonia

Caution when handling string ammonia soln

•use care in handling NH4OH because of the caustic nature of the soln and the irritating properties of its vapor



•cool the container well before opening and cover the closure with a cloth



•do not taste strong ammonia soon and avoid inhalation of its vapor.

Uses of strong ammonia solution

♪ used as a bronsted base



♪used in manufacturing nitric acid and sodium bicarbonate



♪used in prep of aromatic ammonia spirit and ammoniacal silver nitrate soln


Synonyms of diluted ammonia soln

Ammonia water


Household ammonia

Diluted ammonia solution contains _____ and _______ of NH3 per 100ml

NLT 9g and NMT 10g

Synonyms of calcium hydroxide

Slaked lime


Calcium hydrate


CA(OH)2

Calcium hydroxide is prepared from _______ or _______ through addition of _________ in limited amounts in a slaking process.

Lime or calcium oxide


Water

Contains 140mg of Ca(OH)2 pero 100ml of water

Lime water or calcium hydroxide soln

Properties of calcium hydroxide

White powder having an alkaline and bitter taste



Slightly soluble in water



Very slightly soluble in boiling water



Soluble in glycerin and syrup



Insoluble in alcohol


CA(OH)2 soln has the ability to absorb _______ in the air to form ________ that causes cloudy appearance of the solution

CO2


CaCO3

Uses of calcium hydroxide

Fluid electrolyte and topical astringent



Used to form calcium soaps which have emulsifying properties



Useful in certain gas traps


CA(OH)2 is combined with NaOH to form __________.

Soda lime

Synonyms of potassium hydroxide

Caustic potash


Potassa


Potash lye


Atzkali


KOH

Properties of potassium hydroxide

White or nearly white fused masses, small pellets, flakes or sticks that have crystalline fracture



Very deliquescent and rapidly absorbs both moisture and CO2 from the air

A strong base that rapidly destroys the tissue.

Potassium hydroxide

Uses of KOH

Base and alkaline reagent



Saponifying agent



Replacement for NaOH in soda lime

Synonyms of sodium hydroxide

Casutic soda, Sosa, lye, soda lye, NaOH

It is very deliquescent and rapidly absorbs moisture and CO2 that forms Na2CO3 from the air

Sodium hydroxide

Used when filtering NaOH soln

Glass wool or asbestos

NaOH soln should be stored in a ________ using ___________

Hard glass bottles


Rubber stoppers

If glass-stoppered bottles are used, apply a little ___________ around the stopper

Petrolatum or paraffin

NaOH reacts with all metal salts except __________ to form precipitates.

Alkali metals

A saponifying and rapidly destroys tissues

NaOH

Use of NaOH

Alkalinizing agent to form soluble salts of drug (Nitromersol soln)



Saponifying agent

Synonyms of sodium carbonate

Na2CO3.H2O, monohydrated sodium carbonate

Official as monohydrate

Sodium carbonate

Sodium carbonate absorbs moisture from the air but in warm, dry air at 50°c or above, it will ________ becoming anhydrous at ________.

Effloresce


100°c

Soln of sodium carbonate when treated with CO2 in the cold will form ___________

NaHCO3

Sodium carbonate is prepared by __________

Solvey process

Use of sodium carbonate

Used for its basicity to form na salts of acidic drugs

Hydrates of Na2CO3

Monohydrate


Heotahydrate


Decahydrate (sal soda, washing soda)

Mixture of CA(OH)2 and NaOH or KOH

Soda lime

Uses of soda lime

Used in metabolism tests



Anesthesia



Oxygen therapy

Soda lime functions to _________

Absorb CO2 in a closer system

Synonyms of potassium bicarbonate

Potassium hydrogen carbonate, potassium acid carbonates

Use of potassium bicarbonate

Buffering agent in pharmaceutical preparations

Aka sodium hydrogen carbonate

Sodium bicarbonate

Preferred in prep of effervescent prep containing sodium bicarbonate and organic acids such as ___________

Sodium bicarbonate


Tartaric and citric


Sodium bicarbonate with water, liberates _______ that acts as ____________ that produces effervescence

CO2


Disintegrator

Synonyms of nitric acid

Spirit of Nitre


Aqua fortis


Aqua fuerte


HNO3