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

______ gives peroxide

Question # 2

NaHCO3is commonly called

Question # 3

Which of the element is not alkali metal

Question # 4

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

Question # 5

Hybridized in carbon is:

Question # 6

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

Question # 7

Which of the element is not an alkaline earth metal

Question # 8

Which carbonate of alkali metals is insoluble in water

Question # 9

The alkali metals form

Question # 10

The chemical formula of magnesite is

Question # 11

Dipole moment of CO molecule is:

Question # 12

Alkaline earth metals posses two electrons in their outermost

Question # 13

Sulphuric acid has great affinity for water because

Question # 14

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

Question # 15

Which is litharge or massicot?

Question # 16

Which of the following are electropositive in nature

Question # 17

Which one of the following is not an alkali metal

Question # 18

Which of the following salt is used as purgative

Question # 19

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

Question # 20

Which will have the maximum value of heat of hydration

Question # 21

S-block elements consist of

Question # 22

P2O5is heated with water to give

Question # 23

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

Question # 24

Which of the following is the hardest metal among following

Question # 25

Which of the following has highest dipole moment?

Question # 26

Bond angle is minimum for

Question # 27

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

Question # 28

Which is not the form of silica?

Question # 29

The maximum number of electrons in the outermost shall of s-black elements is

Question # 30

Which of the following sulphates has the highest solubility in water

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Orthophosphoric acid is
A. Monobasic
B. Dibasic
C. Tribasic
D. Tetrabasic
2 Hybridized in carbon is:
A. sp
B. sp2
C. sp3
D. d2sp
3 ______ reacts with alkalis to give hydrogen
A. Be
B. Mg
C. Ca
D. None
4 Aluminium oxide is:
A. Acidic oxide
B. Basic oxide
C. Amphoteric oxided
D. None of these
5 The number of electron that are paired in oxygen molecule are
A. 16
B. 12
C. 14
D. 7
6 Marble is chemically
A. CaCl2
B. CaCO3
C. Na2CO3
D. NaHCO3
7 Which will have the maximum value of heat of hydration
A. Na+
B. Cs+
C. Ba+2
D. Mg+2
8 Sulphuric acid reacts with PCl5to give
A. Thionyl chloride
B. Sulphur monochloride
C. Sulphuryl chloride
D. Sulphur tetrachloride
9 The alkaline earth elements have in their s-orbital
A. One electron
B. Two electron
C. No electron
D. Three electron
10 The metal with highest electrical resistance at room temperature is
A. Pb
B. Te
C. Po
D. Fe

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