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

Which has garlic like odour?

Question # 2

Which catalyst is used in contact process?

Question # 3

Which phosphorus is the most poisonous?

Question # 4

Group VI-A elements are called:

Question # 5

Colour of PCl5is:

Question # 6

NO2 forms acidic solution

Question # 7

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

Question # 8

Allotropic forms of sulpher are

Question # 9

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

Question # 10

What are non-metals?

Question # 11

Colour of N2O4 is

Question # 12

Which can be prepared from HNO3?

Question # 13

Which is the most reactive?

Question # 14

Aqua Regia has ration of conc. HCl and HNO3.

Question # 15

Which property is not present in non-metals:

Question # 16

Aqua Regia has ratio of conc. HCl and HNO3

Question # 17

Tungsten and uranium are turned to an reaction with HNO3

Question # 18

Which element belongs to group V-A?

Question # 19

Calcium carbonate contains oxygen in it

Question # 20

Nitrogen is present in atmosphere

Question # 21

Sulphuric acid is used

Question # 22

The most stable phosphorus allotrope is

Question # 23

Allotropic forms of oxygen Te, Se are

Question # 24

The brown gas formed when metal reduces HNO3is

Question # 25

Bone ash contains calcium phosphate

Question # 26

NO2forms acidic solution:

Question # 27

Allotropic forms of phosphorus are

Question # 28

Nitrogen is present in atmosphere by weight

Question # 29

Which property is not present in non-methals

Question # 30

Posphorus belongs to a group

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ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 All elements of group VI-A non-metal except
A. Te
B. S
C. Se
D. Po
2 Aqua Regia has ratio of conc. HCl and HNO3
A. 1 : 2
B. 1 : 3
C. 1 : 4
D. 2 : 3
3 Which has garlic like odour?
A. N2O
B. NO
C. NO2
D. NH4
4 Ring testis given by ions.
A. Nitrides
B. Nitrates
C. Cyanates
D. Nitriles
5 Which of the following species has the maximum number of unpaired electrons?
A. O2
B. O2+
C. O2-
D. O2-2
6 Sulphuric acid is used
A. As fertilizers
B. As dehydrating agent
C. As oxidizing agent
D. All above
7 Tungsten and Uranium are turned to an reaction with HNO3:
A. Oxides
B. chlorides
C. Nitrides
D. Nitrates
8 Nitrogen is present in atmosphere
A. 36%
B. 78%
C. 89%
D. 21%
9 Which are metalloid?
A. Nitrogen and phosphorous
B. Arsenic and phosphorous antimony
C. Phosphorous and arsenic
D. Antimony and bismuth
10 Allotropic forms of sulpher are
A. Two
B. Three
C. Four
D. Five

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