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

Bone ash contains calcium phosphate

Question # 2

All elements of group VI-A non-metal except

Question # 3

Which property is not present in non-methals

Question # 4

Posphorus belongs to a group

Question # 5

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

Question # 6

Aqua Regia has ratio of conc. HCl and HNO3

Question # 7

Group VI-A elements are called:

Question # 8

Which element belongs to group V-A?

Question # 9

SO3 is not absorbed in water directly to or H2SO4 because

Question # 10

Structure of P4 is

Question # 11

Which is an inert gas?

Question # 12

Calcium carbonates contains oxygen in it:

Question # 13

Which is nitrous acid?

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Allotropic forms of sulpher are

Question # 18

Which are metalloid?

Question # 19

Which is laughing gas?

Question # 20

What are non-metals?

Question # 21

Nitrogen is present in atmosphere

Question # 22

Which property is not present in non-metals:

Question # 23

Which has garlic like odour?

Question # 24

Nitrogen is present in atmosphere

Question # 25

Which is aqua regia?

Question # 26

NO2forms acidic solution:

Question # 27

Colour of N2O4 is

Question # 28

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

Question # 29

Which can be prepared from HNO3?

Question # 30

Nitrogen is present in atmosphere by weight

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ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 Reaction of HNO, with very dilute Zinc and at low temperature gives
A. H2
B. NO
C. NO2
D. NH4
2 Among group V-A elements, the most electronegative element is:
A. Sb
B. N
C. P
D. As
3 Tungsten and Uranium are turned to an reaction with HNO3:
A. Oxides
B. chlorides
C. Nitrides
D. Nitrates
4 Which gas is heavier than air?
A. CO2
B. NH3
C. Cl2
D. CO2
5 Out of all the elements of group VI-A the highest melting and boiling points is shown by the elements:
A. Te
B. Se
C. S
D. Pb
6 Aqua Regia has ration of conc. HCl and HNO3.
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 2 : 3
7 SO2is not absorbed in water directly to or H2SO4because:
A. The reaction does not go to completion
B. the reaction is quite slow
C. the reaction is exothemic
D. SO3is insolublein water
8 Calcium carbonate contains oxygen in it
A. 48%
B. 50%
C. 53%
D. 60%
9 All elements of group VI-A non-metal except
A. Te
B. S
C. Se
D. Po
10 Formation of NO from N2 and O2 requires temp
A. 300C
B. 3000C
C. 30000C
D. 300000C

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