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 one of the following does not belong to alkaline earth metals

Question # 2

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

Question # 3

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

Question # 4

Which shows maximum catenation property?

Question # 5

The ore CaSO42H2O has the general name

Question # 6

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

Question # 7

Which carbonate of alkali metals is insoluble in water

Question # 8

Which of all following compound is not possible

Question # 9

Solvay process is used in the manufacture of

Question # 10

Which of the following compounds is explosive in nature?

Question # 11

Which element forms an iron with charge 3+?

Question # 12

Alkali metals react violently with halogens to form

Question # 13

The most acidic of the following compounds is

Question # 14

Gypsum is a common mineral of

Question # 15

Which of the following salt is used as purgative

Question # 16

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

Question # 17

Which salt is used for the treatment of hyperacidity in stomach

Question # 18

Orthophosphoric acid is

Question # 19

Which of the following is formed by the action of water on sodium peroxide?

Question # 20

In a group IIA from top to bottom as the atomic number increases, there is regular decreases in

Question # 21

Sodium forms largely

Question # 22

______ reacts with alkalis to give hydrogen

Question # 23

Aluminium oxide is:

Question # 24

LiOH ______ soluble than NaOH

Question # 25

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

Question # 26

Oleum is

Question # 27

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

Question # 28

Group VA of the periodic table consists of the elements N, P, As, Sb and Bi, On passing from N to Bi, the oxides of the elements of general formula M2O3become

Question # 29

Which of the following element is most reactive

Question # 30

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

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of the following element is most reactive
A. Li
B. Na
C. K
D. Cs
2 Hypo is used in photography for
A. Developing picture
B. Picture printed
C. The colour of picture
D. The fixation of picture
3 BiCl3on hydrolysis forms a white precipitate of
A. Bismuthio acid
B. Bismuth oxychloride
C. Bismuth pentachloride
D. Bismuth hydroxide
4 Which has soapy touch?
A. Na2B4O7
B. H3BO3
C. Ca2B6O11
D. HBO2
5 Which of the following phosphorus is most reactive?
A. Red phosphorus
B. White phosphorus
C. Scrlet phosphorus
D. Violet phosphorous
6 The silver bromide in hypo (Na2S2O3) solution is
A. Soluble
B. Not soluble
C. Precipitated
D. Not effect
7 The chemical formula of Epson salt is
A. MgSO4
B. MgCl2
C. MgSO4. 7H2O
D. MgCl2. 7H2O
8 Which of the following compounds is explosive in nature?
A. Phosphorus trichloride
B. Nitrogen trichloride
C. Hyponitrous acid
D. Nitrosyl chloride
9 Silicon atom is hybridized:
A. sp
B. sp2
C. sp3
D. dsp2
10 The most acidic of the following compounds is
A. P2O3
B. Sb2O3
C. B2O3
D. As2O3

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