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

The element caesium bears resemblance with

Question # 2

A compound used as eye wash:

Question # 3

Pb has inert pair of electrons:

Question # 4

Which salt is used for preserving food

Question # 5

______ reacts with alkalis to give hydrogen

Question # 6

Which of all following compound is not possible

Question # 7

Which shows maximum catenation property?

Question # 8

Dipole moment of CO molecule is:

Question # 9

Which one of the following pentafluorides cannot be formed?

Question # 10

CaC2on hydrolysis form

Question # 11

NaHCO3is commonly called

Question # 12

Sulphuric acid reacts with PCl5to give

Question # 13

Aluminium oxide is:

Question # 14

Which of the following salt is soluble in water

Question # 15

Which of the following statement is not related to Solvay's process of Na2CO3

Question # 16

Francium is an element at the bottom of Group I in the Periodic Table. Which one of the following predication is likely to be correct?

Question # 17

S-block elements consist of

Question # 18

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

Question # 19

Which of the following is a tetrabasic acid?

Question # 20

The chemical formula of magnesite is

Question # 21

Which is litharge or massicot?

Question # 22

Which has soapy touch?

Question # 23

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

Question # 24

Hybridized in carbon is:

Question # 25

Which is used in navigational equipments?

Question # 26

Which of the following element is most reactive

Question # 27

Which of the element is not an alkaline earth metal

Question # 28

The chemical formula of Trona is

Question # 29

Gypsum is applied to the soil to provide calcium and

Question # 30

Gypsum is a common mineral of

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 What is the formula of asbestos?
A. CaMg3(SiO3)4
B. CaSiO3
C. Na2SiO3
D. Mg3H2(SiO3)4
2 Which is litharge or massicot?
A. PbO
B. Pb2O
C. Pb3O4
D. PbO2
3 Marble is chemically
A. CaCl2
B. CaCO3
C. Na2CO3
D. NaHCO3
4 Which of the following compound is industrially prepared by the electrolysis of solution of NaCl
A. Na2CO3
B. NaHCO3
C. NaOH
D. NaOCl
5 Solvay process is used in the manufacture of
A. Na2CO3
B. NaHCO3
C. CaCl2
D. All
6 Tincal is a mineral of:
A. Al
B. B
C. Si
D. C
7 Commercial common salt becomes slight damp on storing because
A. Common salt is hygroscope
B. Common salt contains some impurity, which is hygroscopic
C. Salt in efflorescent
D. Salt is crystalline
8 Which of the following elements is most metallic?
A. P
B. As
C. Sb
D. Bi
9 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
10 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson

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