ECAT Pre Engineering Chemistry Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

Try The MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

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ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

00:00
Question # 1

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 2

Bond angle is minimum for

Question # 3

Borax is hydrated:

Question # 4

In the earth crust sodium is

Question # 5

The element which has a simple cubic lattice in solid state is

Question # 6

All the elements of oxygen family are

Question # 7

Which of the following elements is not present abundantly in earth's crust?

Question # 8

Hybridized in oxygen is:

Question # 9

Which metal is used in the thermit process because of its activity?

Question # 10

Permonosulphuric acid is known as

Question # 11

Orthophosphoric acid is

Question # 12

NaHCO3is commonly called

Question # 13

The acid used in lead storage cells is

Question # 14

White phosphorus is

Question # 15

What is chrome yellow?

Question # 16

White P when boiled with strong solution of caustic soda produces

Question # 17

Sodium is manufacture by the electrolysis of fused sodium chloride and not from an aqueous solution of sodium chloride because

Question # 18

Which shows maximum catenation property?

Question # 19

Which of the following has highest dipole moment?

Question # 20

What is going to replace the petroleum?

Question # 21

Which element forms an iron with charge 3+?

Question # 22

Which of the following compounds is explosive in nature?

Question # 23

The oxidation number of each element of group l-A is

Question # 24

Which one of the following does not belong to alkaline earth metals

Question # 25

Which salt is used for the treatment of hyperacidity in stomach

Question # 26

Which element form group 15 gives most basic compound with hydrogen?

Question # 27

Which has soapy touch?

Question # 28

Which on of the following compounds does not exist?

Question # 29

HNO2acts as an/a

Question # 30

Phosphorus pentoxide finds use as

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which one of the following elements occurs free in nature?
A. N
B. P
C. As
D. Sb
2 Sulphuric acid reacts with PCl5to give
A. Thionyl chloride
B. Sulphur monochloride
C. Sulphuryl chloride
D. Sulphur tetrachloride
3 Aluminium oxide is:
A. Acidic oxide
B. Basic oxide
C. Amphoteric oxided
D. None of these
4 Which of the following form normal oxide
A. K
B. Li
C. Na
D. None
5 Carbonates of alkali metals dissolves freely in water to form
A. Acidic solutions
B. Neutral solution
C. Alkaline solution
D. None of these
6 Sodium forms largely
A. Normal oxides
B. Per-oxides
C. Superoxides
D. None of these
7 Which of the following elements is most metallic?
A. P
B. As
C. Sb
D. Bi
8 What causes nitrogen to be chemically inert?
A. Multiple bond formation in the molecule
B. Absence of bond distance
C. Short internuclear distance
D. High bond energy
9 Which on of the following compounds does not exist?
A. NCl5
B. AsF5
C. SbCl5
D. PF5
10 The oxidation number of each element of group l-A is
A. 0
B. +1
C. +2
D. -1

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