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

The acid used in lead storage cells is

Question # 2

Which of the following is not the reactions of lithium

Question # 3

Which on of the following compounds does not exist?

Question # 4

Which of the following is lighter

Question # 5

Which of the element is not an alkaline earth metal

Question # 6

Baking powder has which one of the following formula

Question # 7

Chief ore of aluminium is:

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

P2O5is heated with water to give

Question # 12

Identify the incorrect statement with respect to ozone

Question # 13

Which of the following are electropositive in nature

Question # 14

NaHCO3is commonly called

Question # 15

Down's cell is used to prepare

Question # 16

Phosphorus pentoxide finds use as

Question # 17

Hypo is used in photography for

Question # 18

Pb has inert pair of electrons:

Question # 19

Chemical composition of colemnite is:

Question # 20

Sulphuric acid reacts with PCl5to give

Question # 21

Which of the following compounds is explosive in nature?

Question # 22

Permonosulphuric acid is known as

Question # 23

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

Question # 24

Which carbonate of alkali metals is insoluble in water

Question # 25

Which is litharge or massicot?

Question # 26

Calcium carbide reacts with water to produce

Question # 27

Potassium superoxide has a use in breathing equipment in space crafts. The balanced equation for the reaction is

Question # 28

______ is called milk of magnesia

Question # 29

Lithium reacts with air to form

Question # 30

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

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of all following compound is not possible
2 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
3 The element which has a simple cubic lattice in solid state is
A. Se
B. Te
C. Po
D. None of these
4 The oxidation number of each element of group l-A is
A. 0
B. +1
C. +2
D. -1
5 Boric acid cannot be used:
A. An antiseptic in medicine
B. For washing eyes
C. In soda bottles
D. For enamels and glazes
6 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
7 Which one of the following does not belong to alkaline earth metals
A. Be
B. Ra
C. Ba
D. Rn
8 The number of electron that are paired in oxygen molecule are
A. 16
B. 12
C. 14
D. 7
9 Which electronic configuration corresponds to an element of Group ||Z-A of the periodic table?
A. 1s, 2s2, 2p6, 3s2, 3p6, 4s2
B. 1s2 , 2s2 , 2p6 , 3s2, 3p1
C. 1s2, 2s2, 2p6
D. 1s2, 2s2, 2p6, 3s2, 3p3
10 Some of the elements of a period show similar behavior with the elements of next group in next period this is called
A. Vertical relationship
B. Oblique relationship
C. Diagonal relationship
D. None

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