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

The chemical formula of chile salt peter is

Question # 3

Sodium forms largely

Question # 4

The chemical formula of magnesite is

Question # 5

Which element has highest oxidation potential

Question # 6

White P when boiled with strong solution of caustic soda produces

Question # 7

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

Question # 8

The most acidic of the following compounds is

Question # 9

Basicity of orthoposphoric acid is

Question # 10

______ reacts with alkalis to give hydrogen

Question # 11

Chile saltpetre has the chemical formula

Question # 12

Heavy water is obtained by

Question # 13

Chief ore of aluminium is:

Question # 14

What causes nitrogen to be chemically inert?

Question # 15

Which salt is used for the treatment of hyperacidity in stomach

Question # 16

Sodium should be stored in

Question # 17

Which of the following is acidic?

Question # 18

Which carbonate of alkali metals is insoluble in water

Question # 19

Identify the incorrect statement with respect to ozone

Question # 20

The silver bromide in hypo (Na2S2O3) solution is

Question # 21

Which is litharge or massicot?

Question # 22

When SO2is passed through acidified K2Cr2O7solution

Question # 23

The oxyacids of phosphorus in which phosphorus has the lowest oxidiation state is

Question # 24

Alkaline earth metals posses two electrons in their outermost

Question # 25

Silicon atom is hybridized:

Question # 26

Phosphine is not obtained by the reaction when

Question # 27

Which of the following element is most reactive

Question # 28

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

Question # 29

Sulphuric acid reacts with PCl5to give

Question # 30

Which will have the maximum value of heat of hydration

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which metal of Group-II A of the periodic Table, will form the least ionic chloride
A. Be
B. Mg
C. Ca
D. Sr
2 Dipole moment of CO molecule is:
A. 0.0
B. 1.112 D
C. 0.112 D
D. 2.112 D
3 Which of the following compounds is explosive in nature?
A. Phosphorus trichloride
B. Nitrogen trichloride
C. Hyponitrous acid
D. Nitrosyl chloride
4 Boric acid cannot be used:
A. An antiseptic in medicine
B. For washing eyes
C. In soda bottles
D. For enamels and glazes
5 Marble is chemically
A. CaCl2
B. CaCO3
C. Na2CO3
D. NaHCO3
6 Which of the following elements is most metallic?
A. P
B. As
C. Sb
D. Bi
7 Which on of the following compounds does not exist?
A. NCl5
B. AsF5
C. SbCl5
D. PF5
8 NaHCO3is prepared by
A. Down's process
B. Solvay's process
C. Nelson's process
D. None of these
9 Calcium carbide reacts with water to produce
A. Acetylene
B. Methane
C. Ethylene
D. Ethane
10 Which one of the following equations represent the reaction that occurs when calcium nitrate is heated strongly

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