1
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

4.5 g of aluminium (Atomic mass 27 amu ) is deposited at cathode from $\mathrm{Al}^{3+}$ solution by a certain quantity of electric charge. The volume of hydrogen produced at STP from $\mathrm{H}^{+}$ions in the solution by the same quantity of electric charge will be

A
44.8 L
B
11.2 L
C
22.4 L
D
5.6 L
2
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

When diluted $\mathrm{H}_2 \mathrm{SO}_4$ is added to aqueous solution of potassium chromate, yellow colour solution turns to orange colour. This signifies that

A
chromate ions are reduced.
B
chromate ions are oxidised.
C
monocentric complex is converted into dicentric complex.
D
oxygen gel removed from chromate ions.
3
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

How long should water be electrolysed by passing through 100 amperes current so that oxygen released can completely burn 27.66 g of diborane? (Weight of $B=10.8 \mathrm{u}$ )

A
3.2 h
B
1.8 h
C
2 h
D
3.6 h
4
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Match List I with List II.

List I (Mixture) List II (Property use to distinguish)
A. 1-butyne, 2-butyne I. Zinc dust distillation
B. $\mathrm{C}_6 \mathrm{H}_6, \mathrm{CH}_2=\mathrm{CH}_2$ II. Tollen's reagent
C. $\mathrm{C}_6 \mathrm{H}_6, \mathrm{C}_6 \mathrm{H}_{14}$ III. Baeyer's reagent
D. Benzene, phenol IV. Shooty flame test

Choose the correct answer from the options given below

A
  A-II, B-III, C-IV, D-I
B
A-II, B-III, C-I, D-IV
C
A-III, B-II, C-IV, D-I
D
A-II, B-IV, C-III, D-I
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12