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

HNO2acts as an/a

Question # 2

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

Question # 3

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

Question # 4

Borax is hydrated:

Question # 5

Which of the following elements is most metallic?

Question # 6

Solvay process is used in the manufacture of

Question # 7

The element caesium bears resemblance with

Question # 8

White phosphorus is

Question # 9

Sodium should be stored in

Question # 10

Dipole moment of CO molecule is:

Question # 11

Which element among the following belongs to Group IV-A of the periodic table?

Question # 12

Which property is not present in Al?

Question # 13

Which colour is imparted by sodium

Question # 14

Chile saltpetre has the chemical formula

Question # 15

What causes nitrogen to be chemically inert?

Question # 16

What is going to replace the petroleum?

Question # 17

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

Question # 18

Which of the following element is most reactive

Question # 19

Which of the following oxides is peroxide?

Question # 20

Alkaline earth metals posses two electrons in their outermost

Question # 21

Lithium reacts with air to form

Question # 22

Phosphide ion has the electronic structure similar to that of

Question # 23

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

Question # 24

On alkali and alkaline earth metals down the group, there is decreasing trend in

Question # 25

S-block elements consist of

Question # 26

Carbonates of alkali metals dissolves freely in water to form

Question # 27

Hybridized in oxygen is:

Question # 28

The structure of white phosphorus is

Question # 29

Gypsum is applied to the soil to provide calcium and

Question # 30

The chemical formula of gypsum is

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of the following statement is not related to Solvay's process of Na2CO3
A. Cheap materials
B. Pure product
C. Continuous process
D. Harmful by-products
2 Which of the following is lighter
A. Li
B. k
C. Na
D. Ca
3 The ore CaSO42H2O has the general name
A. Gypsum
B. Dolomite
C. Calcite
D. Epsom salt
4 The acid which has a peroxy linkage is
A. Sulphurous acid
B. Pyrosulphuric acid
C. Dithionic acid
D. Caro's acid
5 The chemical formula of gypsum is
A. CaSO4. 5H2O
B. CaSO4. 4H2O
C. CaSO4. 2H2O
D. None of these
6 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
7 ______ gives peroxide
A. Li
B. Ba
C. Sr
D. Be
8 Which of the following are electropositive in nature
A. Alkali metals
B. Alkaline earth metals
C. Halogens
D. Alkali and alkaline earth metals
9 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
10 Which is an essential constituent of chlorophyll
A. Be
B. Fe
C. Mg
D. Ca

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