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

LiOH ______ soluble than NaOH

Question # 2

Which of the following salt is soluble in water

Question # 3

A compound used as eye wash:

Question # 4

Which of the following compound is industrially prepared by the electrolysis of solution of NaCl

Question # 5

Which element forms an iron with charge 3+?

Question # 6

HNO2acts as an/a

Question # 7

The acid which has a peroxy linkage is

Question # 8

Which of the following are electropositive in nature

Question # 9

As a fixing agent in photography, sodium thisoulphate is used for

Question # 10

When ammonia is heated with cupric oxide, a molecule of ammonia will

Question # 11

Pb has inert pair of electrons:

Question # 12

Which of the following form normal oxide

Question # 13

Hybridized in carbon is:

Question # 14

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

Question # 15

The number of electron that are paired in oxygen molecule are

Question # 16

All the following decompose easily on heating to give oxygen except

Question # 17

Where lime is not used

Question # 18

Group VA of the periodic table consists of the elements N, P, As, Sb and Bi, On passing from N to Bi, the oxides of the elements of general formula M2O3become

Question # 19

Which of the following is not the reactions of lithium

Question # 20

Borax is hydrated:

Question # 21

Sometimes a yellow turbidity appears while passing H2S gas even in the absence of II group radicals. This is because

Question # 22

Which one of the following elements occurs free in nature?

Question # 23

Which of the following elements is most metallic?

Question # 24

S-block elements consist of

Question # 25

Heavy water is obtained by

Question # 26

The most acidic of the following compounds is

Question # 27

Which metal of Group-II A of the periodic Table, will form the least ionic chloride

Question # 28

Which of the following salt is used as purgative

Question # 29

Which of the following is lighter

Question # 30

Polyanion formation is maximum in

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 The number of electron that are paired in oxygen molecule are
A. 16
B. 12
C. 14
D. 7
2 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
3 Which shows maximum catenation property?
A. S
B. Se
C. Te
D. O
4 Which metal of Group-II A of the periodic Table, will form the least ionic chloride
A. Be
B. Mg
C. Ca
D. Sr
5 What is going to replace the petroleum?
A. Silica
B. Silicates
C. Silicones
D. Silicon
6 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
7 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
8 Down's cell is used to prepare
A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide
9 The alkali metals form
A. Ionic bond
B. Covalent bond
C. Co-ordinate bond
D. H-bond
10 NaHCO3is prepared by
A. Down's process
B. Solvay's process
C. Nelson's process
D. None of these

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