Inorg Lec (8)

Front 1

it is colorless, nonflammable gas possessing a strong suffocating odor characteristic of burning sulfur

Back 1

sulfur dioxide

Front 2

Sulfur dioxide is used as an antioxidant in ____ injectable preparations

Back 2

gas

Front 3

it is not a pure compound

Back 3

sodium bisulfate

Front 4

it is a white or yellowish white crystals or as a granular powder having thr odor of SO2

Back 4

sodium bisulfate

Front 5

it is a white crystal powder or a white to yellowish crystalline powder having the odor of SO2

Back 5

sodium metabisulfite

Front 6

sodium metabisulfite is used in place of ____, because when dissolved in water it is converted to ____

Back 6

NaHSO3

NaHSO3

Front 7

it is acidic enough to neutralize stromg bases producing SO3

Back 7

sodium metabisulfite

Front 8

Sodium metabisulfite is used as an antioxidant in solutions containing ____ to prevent oxidation of these compounds to ____ and other substances hence the solution should be at ____ pH

Back 8

phenol

quinines

acidic

Front 9

it is used to prepare water soluble derivatives of normally insoluble drugs

Back 9

sodium metabisulfite

Front 10

it is used topically to treat dermatological problems

Back 10

sodium metabisulfite

Front 11

its reducing property is illustrated by its titrating agent in iodine determinations thus it converts molecular colored iodine solutions to colorless sodium iodide

Back 11

sodium thiosulfate

Front 12

its alkali salts are soluble plus cations or incompatible precipitate to metal thiosulfate

Back 12

sodium thiosulfate

Front 13

it is used to treat dermatological problems and as a antioxidant in iodide-containing preparations

Back 13

sodium thiosulfate

Front 14

it is a vasodilator in angina pectoris

Back 14

sodium nitrite

Front 15

if sodium nitrite is added to ____ it is used as antioxidant

Back 15

Na2CO3

Front 16

it is used in brine solutions for curing meats and fish, also used as a preservative against bacterial growth

Back 16

sodium nitrite

Front 17

____ is used to retard oxidation sensitive products, replaces ____ in parenteral containers and retards oxidation in ____

Back 17

nitrogen

air

qualitative test

Front 18

formationcof angel in structure of water due to charges within the molecule

Back 18

high dielectric constant

Front 19

water is chemically ____ because it barely ____

Back 19

unreactive

dissociates

Front 20

it is caused by the presence of soluble calcium or magnesium carbonates and can be removed by boiling or addition of a source of hydroxide

Back 20

temporary hardness

Front 21

process in which slaked lime in quantities just sufficient to react with bicarbonate ion to be added to water thus precipitating the normal carbonate

Back 21

clark's lime process

Front 22

Sodium carbonate when added to temporary hard water will precipitate ____

Back 22

calcium carbonate

Front 23

softens both temporary and permanent hard waters

Back 23

chelation by zeolite

Front 24

outgrowth of the desire to obtain water approximating distilled water in purity without going through the wasteful and expensive distillation procedure

Back 24

deionized or demineralized water

Front 25

caused by the presence of sulfate, chloride, or hydroxide of calcium and magnesium

Back 25

permanent hardness

Front 26

solutions of inorganic and organic solutes

Back 26

body's fluids

Front 27

The ____ of the various components are maintained in order for ____ to have constant environment

Back 27

concentration balances

cell tissues