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

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Question # 1

Phosphide ion has the electronic structure similar to that of

Question # 2

Which of the following elements is most metallic?

Question # 3

LiOH ______ soluble than NaOH

Question # 4

Permonosulphuric acid is known as

Question # 5

Which shows maximum catenation property?

Question # 6

Chemical composition of colemnite is:

Question # 7

Which of the following are electropositive in nature

Question # 8

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

Question # 9

Which is used in navigational equipments?

Question # 10

Which of all following compound is not possible

Question # 11

Which salt is used for the treatment of hyperacidity in stomach

Question # 12

Silicon atom is hybridized:

Question # 13

A compound used as eye wash:

Question # 14

The most acidic of the following compounds is

Question # 15

The element caesium bears resemblance with

Question # 16

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

Question # 17

Which property is not present in Al?

Question # 18

Which of the following salt is soluble in water

Question # 19

Heavy water is obtained by

Question # 20

Polyanion formation is maximum in

Question # 21

Sulphuric acid reacts with PCl5to give

Question # 22

The silver bromide in hypo (Na2S2O3) solution is

Question # 23

Plaster of pares is obtained by heating

Question # 24

The chemical formula of Trona is

Question # 25

Which of the following is not the reactions of lithium

Question # 26

Some of the elements of a period show similar behavior with the elements of next group in next period this is called

Question # 27

Hybridized in carbon is:

Question # 28

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

Question # 29

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

Question # 30

The number of electron that are paired in oxygen molecule are

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which is used to remove air bubbles form metals?
A. B
B. Be
C. Mg
D. Al
2 Gypsum is applied to the soil to provide calcium and
A. Oxygen
B. Nitrogen
C. Phosphorous
D. Sulphur
3 Which of the following element is most reactive
A. Li
B. Na
C. K
D. Cs
4 Sodium hexametaphophate is known as
A. Calgon
B. Permutite
C. Natalite
D. Nitrolim
5 Which element among the following belongs to Group IV-A of the periodic table?
A. Barium
B. Iodine
C. Lead
D. Oxygen
6 Which of the element is not alkali metal
A. Lithium
B. Rubidium
C. Francium
D. Magnesium
7 Which of the following is the hardest metal among following
A. Li
B. Na
C. Rb
D. K
8 The number of electron that are paired in oxygen molecule are
A. 16
B. 12
C. 14
D. 7
9 Which of the following sulphates is not soluble in water
A. Sodium sulphate
B. Potassium sulphate
C. Zinc sulphate
D. Barium sulphate
10 In a group IIA from top to bottom as the atomic number increases, there is regular decreases in
A. Ionic size
B. Atomic size
C. Ionization potential
D. None of these

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