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

Which of the following is formed by the action of water on sodium peroxide?

Question # 2

Polyanion formation is maximum in

Question # 3

______ is used in breathing equipments for mountaineers and in space craft

Question # 4

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 5

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

Question # 6

______ is called milk of magnesia

Question # 7

What is the formula of asbestos?

Question # 8

Oleum is

Question # 9

Phosphine is not obtained by the reaction when

Question # 10

Dipole moment of CO molecule is:

Question # 11

Permonosulphuric acid is known as

Question # 12

Electron affinity of sulphur is

Question # 13

Which is not the form of silica?

Question # 14

Which salt is used for the treatment of hyperacidity in stomach

Question # 15

Orthophosphoric acid is

Question # 16

Chile saltpetre has the chemical formula

Question # 17

Which of the following is not the reactions of lithium

Question # 18

P2O5is heated with water to give

Question # 19

Tincal is a mineral of:

Question # 20

Al is the most element in earth crust:

Question # 21

Borax is a common mineral of alkali metal sodium. Its formula is

Question # 22

Sodium should be stored in

Question # 23

Which one of the following pentafluorides cannot be formed?

Question # 24

Which one of the following elements occurs free in nature?

Question # 25

Which of all following compound is not possible

Question # 26

Gypsum is a common mineral of

Question # 27

Which of the following sulphates has the highest solubility in water

Question # 28

The element caesium bears resemblance with

Question # 29

Bond angle is minimum for

Question # 30

White P when boiled with strong solution of caustic soda produces

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 The ore CaSO42H2O has the general name
A. Gypsum
B. Dolomite
C. Calcite
D. Epsom salt
2 Alkaline earth metals are usually
A. Reducing agent
B. Oxidizing agent
C. Amphoteric
D. Acidic
3 Which of the element is not alkali metal
A. Lithium
B. Rubidium
C. Francium
D. Magnesium
4 HNO2acts as an/a
A. Acid
B. Oxidizing agent
C. Reducing agent
D. All the three
5 Red P can be obtained form white P by
A. Heating it with a catalyst in an inert atmosphere
B. Distilling it in an inert atmosphere
C. Dissolving it in CS2and crysllizing
D. Melting it ad pouring the liquid into water
6 Permonosulphuric acid is known as
A. Marshall's acid
B. Carlo's acid
C. Sulphuric acid
D. None of these
7 ______ gives peroxide
A. Li
B. Ba
C. Sr
D. Be
8 Which metal is used in the thermit process because of its activity?
A. Iron
B. Copper
C. Alumnium
D. Zinc
9 Which one of the following does not belong to alkaline earth metals
A. Be
B. Ra
C. Ba
D. Rn
10 Which oxide of nitrogen is obtained on heating ammonium nitrate at 250° C?
A. Nitric oxide
B. Nitrous oxide
C. Nitrogen dioxide
D. Dinitrogen tetraoxide

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