VOLUMETRIC ANALYSIS: ACIDIMETRIC ANALYSIS

Question 1

Are chemical processes in which an acid (proton donor) reacts with a base (proton acceptor).

Answer 1

NEUTRLIZATION

Question 2

The direct or residual titrimetric analysis of bases using an accurately measured VOLUME OF ACID.

Answer 2

ACIDIMETRY

Question 3

a MACRO method in which the ammonia is distilled into excess boric acid solution

Answer 3

METHOD 1

Question 4

a SEMIMICRO method in which SMALLER SAMPLES are employed using semimicro Kjeldahl Apparatus.

Answer 4

METHOD 2

Question 5

The direct or residual titrimetric analysis of acids using an accurately measured VOLUME OF ALKALI.

Answer 5

ALKALIMETRY

Question 6

indicators of Inorganic acids

Answer 6

methyl red or phenolphthalein

Question 7

indicator in Organic acids

Answer 7

phenolphthalein

Question 8

aspirin hydrolysis products

Answer 8

acetic acid & salicylic acid

Question 9

in ACIDIMETRY in NON-AQUEIUS solvents, the choice of solvent is determined by the _________ of the substance to be assayed

Answer 9

BASIC CHARACTER

Question 10

the ALKALIMETRY in NON-AQ solvents use _____ as solvents for the titration of WEAK ACIDS such as enols

Answer 10

STRONG BASES

Question 11

Dimethylformamide and pyridine used as solvents for

Answer 11

medium-strength acidic substances

Question 12

________ is not used since it may produce a GELATINOUS product

Answer 12

potassium methoxide

Question 13

Ethylenediamine, n-butylamine & morpholine are strong bases used as solvents for the titration of ________ such as enols

Answer 13

WEAK ACIDS

Question 14

sample: BASE
titrant: ACID

Answer 14

ACIDIMETRY

Question 15

sample: ACID
titrant: BASE

Answer 15

ALKALIMETRY

Question 16

products of a neutralization reaction in aqueous solution

Answer 16

WATER & SALT

Question 17

ASSAY OF SODIUM BICARBONATE:
titrant

Answer 17

1N H2SO4

Question 18

ASSAY OF SODIUM BICARBONATE:
indicator

Answer 18

METHYL ORANGE

Question 19

ASSAY OF SODIUM BICARBONATE:
endpoint

Answer 19

PINK

Question 20

ASSAY OF NaOH:
titrant

Answer 20

1N H2SO4

Question 21

ASSAY OF NaOH:
indicator

Answer 21

PHENOLPHTHALEIN

Question 22

ASSAY OF NaOH:
end point

Answer 22

PINK

Question 23

ASSAY OF ZnO:
titrant

Answer 23

1N H2SO4
1N NaOH

Question 24

ASSAY OF ZnO:
indicator

Answer 24

METHYL ORANGE

Question 25

ASSAY OF ZnO: end point

Answer 25

YELLOW

Question 26

ASSAY OF Milk of magnesia (MgOH): titrant

Answer 26

1N H2SO4

Question 27

ASSAY OF Milk of magnesia (MgOH): indicator

Answer 27

METHYL RED

Question 28

ASSAY OF Milk of magnesia (MgOH): endpoint

Answer 28

YELLOW

Question 29

ASSAY OF HCl: titrant

Answer 29

1N NaOH

Question 30

ASSAY OF HCl: indicator

Answer 30

METHYL RED

Question 31

ASSAY OF HCl: endpoint

Answer 31

PINK

Question 32

ASSAY OF Boric acid: titrant

Answer 32

1N NaOH

Question 33

ASSAY OF Boric acid: indicator

Answer 33

PHENOLPHTHALEIN

Question 34

ASSAY OF Boric acid: endpoint

Answer 34

PINK

Question 35

ASSAY OF TARTARIC ACID: titrant

Answer 35

1N NaOH

Question 36

ASSAY OF TARTARIC ACID: indicator

Answer 36

PHENOLPHTHALEIN

Question 37

ASSAY OF TARTARIC ACID: endpoint

Answer 37

PINK

Question 38

ASSAY OF ASPIRIN: titrant

Answer 38

1N H2SO4 1N NaOH

Question 39

ASSAY OF ASPIRIN: indicator

Answer 39

PHENOLPHTHALEIN

Question 40

ASSAY OF ASPIRIN: endpoint

Answer 40

DISAPPEARANCE OF PINK COLOR

Question 41

ASSAY OF METHACHOLINE CHLORIDE: titrant

Answer 41

O.1N PERCHLORIC ACID

Question 42

ASSAY OF METHACHOLINE CHLORIDE: indicator

Answer 42

CRYSTAL VIOLET

Question 43

ASSAY OF METHACHOLINE CHLORIDE: endpoint

Answer 43

BLUE GREEN

Question 44

ASSAY OF PHENYTOIN: titrant

Answer 44

0.1N SODIUM METHOXIDE

Question 45

ASSAY OF PHENYTOIN: indicator

Answer 45

AZO VIOLET

Question 46

ASSAY OF PHENYTOIN: endpoint

Answer 46

BLUE