ECAT Pre Engineering Chemistry Chapter 15 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

Try The MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

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ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

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Question # 1

Bone ash contains calcium phosphate

Question # 2

Which has garlic like odour?

Question # 3

NO2forms acidic solution:

Question # 4

Specific gravity of HNO3 is

Question # 5

Structure of P4 is

Question # 6

Colour of N2O4 is

Question # 7

Tungsten and uranium are turned to an reaction with HNO3

Question # 8

The most stable phosphorus allotrope is

Question # 9

Which is the most reactive?

Question # 10

Which property is not present in non-methals

Question # 11

Reaction of HNO, with very dilute Zinc and at low temperature gives

Question # 12

Out of all the elements of group V-A, the highest ionization energy is possessed by

Question # 13

Which has sweetish taste?

Question # 14

Allotropic forms of sulpher are

Question # 15

Aqua Regia has ratio of conc. HCl and HNO3

Question # 16

Nitrogen is present in atmosphere

Question # 17

Among group V-A elements, the most electronegative element is:

Question # 18

Calcium carbonates contains oxygen in it:

Question # 19

Which gas is heavier than air?

Question # 20

Aqua Regia has ration of conc. HCl and HNO3.

Question # 21

Allotropic forms of oxygen Te, Se are

Question # 22

Which property is not present in non-metals:

Question # 23

Which is laughing gas?

Question # 24

Which element belongs to group V-A?

Question # 25

Which element of group IV-A does not use d-orbital?

Question # 26

Out of all the elements of group V1-A the highest melting and boiling points is shown by the element

Question # 27

Nitrogen is present in atmosphere

Question # 28

The brown gas formed when metal reduces HNO3is

Question # 29

Tungsten and Uranium are turned to an reaction with HNO3:

Question # 30

Posphorus belongs to a group

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ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 Group VI-A elements are called:
A. Halogens
B. Electron deficient
C. alkaline earth metal
D. Chalcogens
2 Structure of P4 is
A. Trigonal
B. Tetragonal
C. Hexagonal
D. Monoclinic
3 Among group V-A elements, the most electronegative element is:
A. Sb
B. N
C. P
D. As
4 Aqua Regia has ratio of conc. HCl and HNO3
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 2 : 3
5 Nitrogen is present in atmosphere
A. 21%
B. 36%
C. 89%
D. 78%
6 Laughing gas is chemically
A. NO
B. N2O
C. NO2
D. N2O4
7 Calcium carbonate contains oxygen in it
A. 48%
B. 50%
C. 53%
D. 60%
8 Reaction of HNO, with very dilute Zinc and at low temperature gives
A. H2
B. NO
C. NO2
D. NH4
9 Out of all the elements of group V1-A the highest melting and boiling points is shown by the element
A. Te
B. Se
C. S
D. Pb
10 All elements of group VI-A non-metal except
A. Te
B. S
C. Se
D. Po

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