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

All the elements of oxygen family are

Question # 2

Which of the following fluorides does not exists?

Question # 3

Which of the following form normal oxide

Question # 4

Which is used in navigational equipments?

Question # 5

Electron affinity of sulphur is

Question # 6

Pb has inert pair of electrons:

Question # 7

In a group IIA from top to bottom as the atomic number increases, there is regular decreases in

Question # 8

Aluminium oxide is:

Question # 9

Which salt is used for the treatment of hyperacidity in stomach

Question # 10

The electrolytic cell used for the production of metallic sodium is known as

Question # 11

______ is called milk of magnesia

Question # 12

Lithium reacts with air to form

Question # 13

Al is the most element in earth crust:

Question # 14

Copper oxide is dedected by borax bead test with colour:

Question # 15

Which of the following has highest dipole moment?

Question # 16

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

Question # 17

Borax is hydrated:

Question # 18

A compound used as eye wash:

Question # 19

The formula of lime stone is

Question # 20

Which is not the form of silica?

Question # 21

The acid which has a peroxy linkage is

Question # 22

______ gives peroxide

Question # 23

The acid used in lead storage cells is

Question # 24

Which of the following is the hardest metal among following

Question # 25

Alkaline earth metals are usually

Question # 26

Which of the following sulphates is not soluble in water

Question # 27

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

Question # 28

Which electronic configuration corresponds to an element of Group ||Z-A of the periodic table?

Question # 29

Heavy water is obtained by

Question # 30

Bond angle is minimum for

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Phosphide ion has the electronic structure similar to that of
A. Nitride ion
B. Fluoride ion
C. Sodium ion
D. Chloride ion
2 Which element among the following belongs to Group IV-A of the periodic table?
A. Barium
B. Iodine
C. Lead
D. Oxygen
3 What is chrome yellow?
A. Pbo
B. Pb2O
C. PbCrO4
D. Pb3O4
4 HNO2acts as an/a
A. Acid
B. Oxidizing agent
C. Reducing agent
D. All the three
5 The silver bromide in hypo (Na2S2O3) solution is
A. Soluble
B. Not soluble
C. Precipitated
D. Not effect
6 Calcium carbide reacts with water to produce
A. Acetylene
B. Methane
C. Ethylene
D. Ethane
7 BiCl3on hydrolysis forms a white precipitate of
A. Bismuthio acid
B. Bismuth oxychloride
C. Bismuth pentachloride
D. Bismuth hydroxide
8 Which of the following salt is soluble in water
A. CaCO3
B. CaSO4
C. MgSO4
D. BaSO4
9 Chile saltpetre has the chemical formula
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3H2O
10 Which of the following element is most reactive
A. Li
B. Na
C. K
D. Cs

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