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

Identify the incorrect statement with respect to ozone

Question # 2

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

Question # 3

Which one of the following pentafluorides cannot be formed?

Question # 4

The oxidation number of each element of group l-A is

Question # 5

Which of the following sulphates has the highest solubility in water

Question # 6

The formula of lime stone is

Question # 7

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

Question # 8

Which of the following form normal oxide

Question # 9

Density of aluminium is (g cm-3):

Question # 10

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

Question # 11

Bond angle is minimum for

Question # 12

The acid which has a peroxy linkage is

Question # 13

Orthophosphoric acid is

Question # 14

Solvay process is used in the manufacture of

Question # 15

The chemical formula of chile salt peter is

Question # 16

Red P can be obtained form white P by

Question # 17

Alkaline earth metals are usually

Question # 18

Which of the following phosphorus is most reactive?

Question # 19

Dipole moment of CO molecule is:

Question # 20

Alkali metals react violently with halogens to form

Question # 21

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

Question # 22

Sodium is never found free in nature because of its

Question # 23

The silver bromide in hypo (Na2S2O3) solution is

Question # 24

Which metal is used in the thermit process because of its activity?

Question # 25

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

Question # 26

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

Question # 27

Which is used in navigational equipments?

Question # 28

Polyanion formation is maximum in

Question # 29

When SO2is passed through acidified K2Cr2O7solution

Question # 30

______ reacts with alkalis to give hydrogen

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Gypsum is applied to the soil to provide calcium and
A. Oxygen
B. Nitrogen
C. Phosphorous
D. Sulphur
2 Polyanion formation is maximum in
A. Nitrogen
B. Oxygen
C. Sulphur
D. Boron
3 The most acidic of the following compounds is
A. P2O3
B. Sb2O3
C. B2O3
D. As2O3
4 The oxyacids of phosphorus in which phosphorus has the lowest oxidiation state is
A. Hypophosphorus acid
B. Orthophosphorus acid
C. Pyrophosphorus acid
D. Metaphosphorus acid
5 Hybridized in oxygen is:
A. sp
B. sp2
C. sp3
D. dsp3
6 Bond angle is minimum for
A. H2O
B. H2S
C. H2Se
D. H2Te
7 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
8 Which element among the following belongs to Group IV-A of the periodic table?
A. Barium
B. Iodine
C. Lead
D. Oxygen
9 Which is not the form of silica?
A. Amethyst quatz
B. Rose quatz
C. Smoky
D. None of these
10 Which is used in navigational equipments?
A. B
B. Be
C. Mg
D. Al

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