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

CaC2on hydrolysis form

Question # 2

Which of the following equations represents the action of heat on NaHCO3

Question # 3

The most acidic of the following compounds is

Question # 4

All the following decompose easily on heating to give oxygen except

Question # 5

Which shows maximum catenation property?

Question # 6

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

Question # 7

Each of the following is true of white and red phosphours except that they

Question # 8

Which salt is used for the treatment of hyperacidity in stomach

Question # 9

A compound used as eye wash:

Question # 10

Crystalline form of sulphur stable at room temperature is

Question # 11

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

Question # 12

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

Question # 13

Heavy water is obtained by

Question # 14

Phosphorus pentoxide finds use as

Question # 15

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

Question # 16

Hypo is used in photography for

Question # 17

When a colourless gas is passed through bromine water only decolourisation takes place the gas is

Question # 18

Which one of the following does not belong to alkaline earth metals

Question # 19

Solvay process is used in the manufacture of

Question # 20

Which of the following phosphorus is most reactive?

Question # 21

The chemical formula of Epson salt is

Question # 22

Tincal is a mineral of:

Question # 23

Which one of the following is not an alkali metal

Question # 24

Which of the following sulphates is not soluble in water

Question # 25

NaHCO3is prepared by

Question # 26

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

Question # 27

The acid which has a peroxy linkage is

Question # 28

What causes nitrogen to be chemically inert?

Question # 29

Commercial common salt becomes slight damp on storing because

Question # 30

Phosphide ion has the electronic structure similar to that of

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which element among the following belongs to Group IV-A of the periodic table?
A. Barium
B. Iodine
C. Lead
D. Oxygen
2 The oxidation number of each element of group ll-A is
A. 0
B. +1
C. +2
D. -1
3 NaHCO3is commonly called
A. Soda ash
B. Baking soda
C. Washing soda
D. None of these
4 Copper oxide is dedected by borax bead test with colour:
A. Blue
B. Red
C. Yellow
D. Black
5 Which of the following is acidic?
A. SO3
B. N2O
C. BeO
D. HgO
6 Which is used in navigational equipments?
A. B
B. Be
C. Mg
D. Al
7 Orthophosphoric acid is
A. Monobasic
B. Dibasic
C. Tribasic
D. Tetrabasic
8 Which will have the maximum value of heat of hydration
A. Na+
B. Cs+
C. Ba+2
D. Mg+2
9 The alkali metals form
A. Ionic bond
B. Covalent bond
C. Co-ordinate bond
D. H-bond
10 Chief ore of aluminium is:
A. Na3AIF6
B. Al2O3.2H2O
C. Al2O3
D. Al2O3 .H2O

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