MCQ NO. 1126
In which of the following techniques the sample is kept below triple point_____
In which of the following techniques the sample is kept below triple point_____
Anonymous Quiz
60%
(a) Lyophilization
14%
(b) Spray drying
17%
(c) Spray congealing
9%
(d) Centrifugation
MCQ NO. 1127
Geriatric populations should be included in the following Phase of clinical trials
Geriatric populations should be included in the following Phase of clinical trials
Anonymous Quiz
12%
(a) Phase I
23%
(b) Phase II
45%
(c) Phase III
20%
(d) Phase IV
MCQ NO 1128
The following protein/polypeptide has a quaternary structure
The following protein/polypeptide has a quaternary structure
Anonymous Quiz
22%
(a) cc-Chymotrypsin
55%
(b) Hemoglobin
17%
(c) Insulin
6%
(d) Myoglobin
MCQ NO 1129
In nail polish, following polymer is used as a film-former
In nail polish, following polymer is used as a film-former
Anonymous Quiz
38%
(a) Nitrocellulose
16%
(b) Polylactic acid
32%
(c) Hydroxypropyl methylcellulose
15%
(d) Cellulose acetate phthalate
MCQ NO 1130
Alkaloids are NOT precipitated by
Alkaloids are NOT precipitated by
Anonymous Quiz
11%
(a) Mayer’s reagent
14%
(b) Dragendroff Reagent
26%
(c) Picric acid
48%
(d) Millon’s reagent
MCQ NO 1131
Which of the following is the upper layer in differential extraction?
Which of the following is the upper layer in differential extraction?
Anonymous Quiz
33%
Solvent layer
42%
Aqueous layer
19%
Solute layer
5%
None of the above
MCQ NO 1132
The pure solvent after the differential extraction cannot be used again for the extraction.
The pure solvent after the differential extraction cannot be used again for the extraction.
Anonymous Quiz
57%
True
43%
False
MCQ NO 1133
The organic liquid in steam distillation vaporizes at ____________ .
The organic liquid in steam distillation vaporizes at ____________ .
Anonymous Quiz
35%
Higher temperature than its boiling point
28%
At its boiling point
34%
Lower temperature than its boiling point
3%
None of the above
MCQ NO 1134
The organic compound in differential extraction is recovered from the organic solvent by ____________.
The organic compound in differential extraction is recovered from the organic solvent by ____________.
Anonymous Quiz
15%
Sublimation
31%
Distillation
32%
Steam crystallisation
22%
Fractional crystallisation
MCQ NO 1135
In steam distillation, the liquid boils when the sum of vapour pressure due to organic liquid and due to water becomes ____________.
In steam distillation, the liquid boils when the sum of vapour pressure due to organic liquid and due to water becomes ____________.
Anonymous Quiz
30%
Greater than atmospheric pressure
48%
Equals to atmospheric pressure
20%
Lesser than atmospheric pressure
2%
None of the above
MCQ NO. 1136 | PIC
The chelate ,EDTA4,can be described as what type of chelating ligand?
The chelate ,EDTA4,can be described as what type of chelating ligand?
Anonymous Quiz
9%
Tridentate
39%
Tetradentate
11%
Bidentate
41%
Hexadentate
MCQ NO.1137 | PIC
Magnesium sulfate BPC is also called as:
Magnesium sulfate BPC is also called as:
Anonymous Quiz
13%
Plaster of Paris
28%
Gypsom salt
39%
Epsom salt
20%
Glauber's salt (decahydrate)
MCQ NO.1138 | PIC
Which of the following is the reagent used to develop colour in performing limit test of lead?
Which of the following is the reagent used to develop colour in performing limit test of lead?
Anonymous Quiz
29%
Thioglycolic acid
26%
Sodium tetraphenylborate
29%
Dithiazone
16%
Arsine
MCQ NO.1139 | PIC
which of the following pairs does not correctly match in the element and its oxidation number?
which of the following pairs does not correctly match in the element and its oxidation number?
Anonymous Quiz
21%
Bromine in Br2;0
31%
Sulfer in SO3;4
27%
Sodium in Nacl;1
21%
Oxygen in H2O2;-2
MCQ NO.1140 | PIC
What is the unit of dielectric constant?d.
What is the unit of dielectric constant?d.
Final Results
8%
Farad/meter
0%
Dyne
50%
Debey
42%
No unit
MCQ NO.1141 | PA
Which of the following titrations will always have an equivalence point at a pH 3 > 7.00?
Which of the following titrations will always have an equivalence point at a pH 3 > 7.00?
Anonymous Quiz
27%
weak acid with a strong base
32%
weak acid with weak base
32%
strong acid with strong base
10%
strong acid with strong base
MCQ NO.1142 | PA
What as the osmolality of a solution if one mmole of glucose and two mmoles of NaCl are dissolved in 1 Kg of the water?
What as the osmolality of a solution if one mmole of glucose and two mmoles of NaCl are dissolved in 1 Kg of the water?
Anonymous Quiz
24%
3 mOsm
45%
4 mOsm
25%
5 mOsm
6%
6 mOsm
MCQ NO.1143 | PA
A 25.0 mL sample of a solution of a monoprotic acid is titrated with a 0.115 M NaOH solution. The titration curve shows equivalence point at 7.05. Which of the following indicators would be best for this titration?
A 25.0 mL sample of a solution of a monoprotic acid is titrated with a 0.115 M NaOH solution. The titration curve shows equivalence point at 7.05. Which of the following indicators would be best for this titration?
Anonymous Quiz
21%
Bromthymol blue
28%
Methyl red
46%
Phenolpthalein
5%
Thymol blue
MCQ NO.1144 | PA
Which one of the given compounds can be used as primary standard for standardization of perchloric acid solution in non-aqueous titrations?
Which one of the given compounds can be used as primary standard for standardization of perchloric acid solution in non-aqueous titrations?
Anonymous Quiz
7%
Sodium methoxide
45%
Potassium dihydrogen phosphate
40%
Potassium hydrogen phthalate
8%
Sodium bicarbonate
MCQ NO.1145 | PA
How many gms of a drug should be used in preparing 500 ml of a 1 : 2500 solution?
How many gms of a drug should be used in preparing 500 ml of a 1 : 2500 solution?
Anonymous Quiz
19%
0.02
48%
1.25
17%
0.4
16%
0.2