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

00:00
Question # 1

Nitrogen is present in atmosphere

Question # 2

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

Question # 3

The most stable phosphorus allotrope is

Question # 4

SO3 is not absorbed in water directly to or H2SO4 because

Question # 5

Calcium carbonates contains oxygen in it:

Question # 6

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

Question # 7

Which phosphorus is the most poisonous?

Question # 8

Structure of P4 is

Question # 9

NO2 forms acidic solution

Question # 10

Which property is not present in non-methals

Question # 11

Allotropic forms of sulpher are

Question # 12

Which can be prepared from HNO3?

Question # 13

Sulphuric acid is used

Question # 14

Nitrogen is present in atmosphere

Question # 15

Which property is not present in non-metals:

Question # 16

Colour of N2O4 is

Question # 17

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

Question # 18

Which gas is heavier than air?

Question # 19

Which are metalloid?

Question # 20

Ring testis given by ions.

Question # 21

All elements of group VI-A non-metal except

Question # 22

Allotropic forms of phosphorus are

Question # 23

Oxidation of NO in air produces

Question # 24

What are non-metals?

Question # 25

Which has garlic like odour?

Question # 26

Tungsten and uranium are turned to an reaction with HNO3

Question # 27

Which catalyst is used in contact process?

Question # 28

Specific gravity of HNO3 is

Question # 29

Which is an inert gas?

Question # 30

Nitrogen is present in atmosphere by weight

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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 Which element belongs to group V-A?
A. Cs
B. Ba
C. Sr
D. Bi
3 Allotropic forms of oxygen Te, Se are
A. Two
B. Three
C. Four
D. Five
4 Oxidation of NO in air produces
A. N2O
B. N2O3
C. N2O4
D. N2O5
5 Aqua Regia has ration of conc. HCl and HNO3.
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 2 : 3
6 Which property is not present in non-metals:
A. Predominantly covalent
B. Poor conductor
C. High E.N. Value
D. High electropositivity
7 Aqua Regia has ratio of conc. HCl and HNO3
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 2 : 3
8 Nitrogen is present in atmosphere
A. 21%
B. 36%
C. 89%
D. 78%
9 All elements of group VI-A non-metal except
A. Te
B. S
C. Se
D. Po
10 Which can be prepared from HNO3?
A. T.N.T
B. Fertilizers
C. Picric acid
D. All of these

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