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 element has highest oxidation potential

Question # 2

Orthophosphoric acid is

Question # 3

Which element forms an iron with charge 3+?

Question # 4

Ozone is not

Question # 5

Which of the following fluorides does not exists?

Question # 6

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

Question # 7

Which property is not present in Al?

Question # 8

What is the formula of asbestos?

Question # 9

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

Question # 10

What is chrome yellow?

Question # 11

BiCl3on hydrolysis forms a white precipitate of

Question # 12

White P when boiled with strong solution of caustic soda produces

Question # 13

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

Question # 14

NaHCO3is prepared by

Question # 15

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

Question # 16

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

Question # 17

Which of the following compounds is explosive in nature?

Question # 18

Chemical composition of colemnite is:

Question # 19

Heavy water is obtained by

Question # 20

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

Question # 21

Which salt is used for the treatment of hyperacidity in stomach

Question # 22

Which carbonate of alkali metals is insoluble in water

Question # 23

Which one of the following elements occurs free in nature?

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

Which of the element is not an alkaline earth metal

Question # 28

The chemical formula of magnesite is

Question # 29

Hybridized in carbon is:

Question # 30

Chief ore of aluminium is:

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 BiCl3on hydrolysis forms a white precipitate of
A. Bismuthio acid
B. Bismuth oxychloride
C. Bismuth pentachloride
D. Bismuth hydroxide
2 Which one of the following elements occurs free in nature?
A. N
B. P
C. As
D. Sb
3 NaHCO3is commonly called
A. Soda ash
B. Baking soda
C. Washing soda
D. None of these
4 Calcium carbide reacts with water to produce
A. Acetylene
B. Methane
C. Ethylene
D. Ethane
5 When a colourless gas is passed through bromine water only decolourisation takes place the gas is
A. SO2
B. HBR
C. HCl
D. H2S
6 A compound used as eye wash:
A. Borax
B. Boric acid
C. Metabolic acid
D. Pyroboric acid
7 Which will have the maximum value of heat of hydration
A. Na+
B. Cs+
C. Ba+2
D. Mg+2
8 Which of the following elements is most metallic?
A. P
B. As
C. Sb
D. Bi
9 Gypsum is applied to the soil to provide calcium and
A. Oxygen
B. Nitrogen
C. Phosphorous
D. Sulphur
10 Some of the elements of a period show similar behavior with the elements of next group in next period this is called
A. Vertical relationship
B. Oblique relationship
C. Diagonal relationship
D. None

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