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

Basicity of orthoposphoric acid is

Question # 2

The acid which has a peroxy linkage is

Question # 3

Which one of the following pentafluorides cannot be formed?

Question # 4

Which of the following fluorides does not exists?

Question # 5

The chemical formula of chile salt peter is

Question # 6

Which of the following sulphates has the highest solubility in water

Question # 7

Sodium is never found free in nature because of its

Question # 8

Identify the incorrect statement with respect to ozone

Question # 9

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

Question # 10

Which of the following is acidic?

Question # 11

Which of the following element is most reactive

Question # 12

All the following decompose easily on heating to give oxygen except

Question # 13

Which of the following salt is used as purgative

Question # 14

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

Question # 15

NaHCO3is prepared by

Question # 16

Which on of the following compounds does not exist?

Question # 17

______ is called milk of magnesia

Question # 18

The chemical formula of magnesite is

Question # 19

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

Question # 20

Which of the following is lighter

Question # 21

______ reacts with alkalis to give hydrogen

Question # 22

Which element form group 15 gives most basic compound with hydrogen?

Question # 23

Calcium carbide reacts with water to produce

Question # 24

Oleum is

Question # 25

Where lime is not used

Question # 26

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

Question # 27

Which oxide of nitrogen is obtained on heating ammonium nitrate at 250° C?

Question # 28

Which one of the following properties is not correct for ozone?

Question # 29

Solvay process is used in the manufacture of

Question # 30

White P when boiled with strong solution of caustic soda produces

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 The chemical formula of gypsum is
A. CaSO4. 5H2O
B. CaSO4. 4H2O
C. CaSO4. 2H2O
D. None of these
2 Crystalline form of sulphur stable at room temperature is
A. Rhombic sulphur
B. Monoclinic sulphur
C. Plastic sulphur
D. Prismatic sulphur
3 Which carbonate of alkali metals is insoluble in water
A. Na2CO3
B. K2CO3
C. Li2CO3
D. Cs2CO3
4 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
5 Which of the following oxides is peroxide?
A. Na2O2
B. MnO2
C. BaO
D. SO2
6 NaHCO3is prepared by
A. Down's process
B. Solvay's process
C. Nelson's process
D. None of these
7 Which of the following statement is not related to Solvay's process of Na2CO3
A. Cheap materials
B. Pure product
C. Continuous process
D. Harmful by-products
8 The ore CaSO42H2O has the general name
A. Gypsum
B. Dolomite
C. Calcite
D. Epsom salt
9 White P when boiled with strong solution of caustic soda produces
A. Phosphine
B. Posh acid
C. Phosphorous acid
D. None
10 CaC2on hydrolysis form
A. CH4
B. C2H4
C. C2H2
D. C6H6

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