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

Which one of the following pentafluorides cannot be formed?

Question # 2

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Silicon atom is hybridized:

Question # 7

Which colour is imparted by sodium

Question # 8

Density of aluminium is (g cm-3):

Question # 9

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

Question # 10

Chile saltpetre has the chemical formula

Question # 11

Which of the following has highest dipole moment?

Question # 12

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

Question # 13

HNO2acts as an/a

Question # 14

The element caesium bears resemblance with

Question # 15

Solvay process is used in the manufacture of

Question # 16

Which of the following is a tetrabasic acid?

Question # 17

Which shows maximum catenation property?

Question # 18

Which of the following salt is soluble in water

Question # 19

Sulphuric acid reacts with PCl5to give

Question # 20

The number of unpaired electrons in the p-subshell of oxygen atom

Question # 21

Which salt is used for preserving food

Question # 22

The structure of white phosphorus is

Question # 23

The acid which has a peroxy linkage is

Question # 24

The formula of lime stone is

Question # 25

CaC2on hydrolysis form

Question # 26

BiCl3on hydrolysis forms a white precipitate of

Question # 27

Which has soapy touch?

Question # 28

The acid used in lead storage cells is

Question # 29

Which will have the maximum value of heat of hydration

Question # 30

Which of the element is not alkali metal

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Solvay process is used in the manufacture of
A. Na2CO3
B. NaHCO3
C. CaCl2
D. All
2 S-block elements consist of
A. Alkali metals
B. Alkaline earth metals
C. Alkali and alkaline earth metals
D. None of these
3 Which of the following is not the reactions of lithium
4 All the elements of oxygen family are
A. Non metals
B. Metalloids
C. Radioactive
D. Polymorphic
5 Sulphuric acid reacts with PCl5to give
A. Thionyl chloride
B. Sulphur monochloride
C. Sulphuryl chloride
D. Sulphur tetrachloride
6 Polyanion formation is maximum in
A. Nitrogen
B. Oxygen
C. Sulphur
D. Boron
7 Dipole moment of CO molecule is:
A. 0.0
B. 1.112 D
C. 0.112 D
D. 2.112 D
8 The most acidic of the following compounds is
A. P2O3
B. Sb2O3
C. B2O3
D. As2O3
9 Which of the element is not alkali metal
A. Lithium
B. Rubidium
C. Francium
D. Magnesium
10 Hypo is used in photography for
A. Developing picture
B. Picture printed
C. The colour of picture
D. The fixation of picture

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