1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
In a protein molecule various amino acids are linked together by
A
peptide bond
B
dative bond
C
$$\alpha $$-glycosidic bond
D
$$\beta $$-glycosidic bond.
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
At 100oC the vapour pressure of a solution of 6.5 g of a solute in 100 g water is 732 mm. If Kb = 0.52, the boiling point of this solution will be
A
102oC
B
103oC
C
101oC
D
100oC
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statements about the composition of the vapour over an ideal 1 : 1 molar mixture of benzene and toluene is correct? Assume that the temperature is constant at 25oC. (Given, vapour pressure data at 25oC, benzene = 12.8 kPa, toluene = 3.85 kPa)
A
The vapour eill contain equal amounts of benzene and toluene.
B
Not enough information is given to make a prediction.
C
The vapour will contain a higher percentage of benzene.
D
The vapour will contain a higher percentage of toluene
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
The pressure of H2 required to make the potential of H2-electrode zero in pure water at 298 K is
A
10$$-$$10 atm
B
10$$-$$4 atm
C
10$$-$$14 atm
D
10$$-$$12 atm
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