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

The alkaline earth elements have in their s-orbital

Question # 2

The chemical formula of Epson salt is

Question # 3

Density of aluminium is (g cm-3):

Question # 4

CaC2on hydrolysis form

Question # 5

Francium is an element at the bottom of Group I in the Periodic Table. Which one of the following predication is likely to be correct?

Question # 6

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

Question # 7

Which one of the following pentafluorides cannot be formed?

Question # 8

The formula of lime stone is

Question # 9

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

Question # 10

Phosphine is not obtained by the reaction when

Question # 11

Which of the following is acidic?

Question # 12

The number of unpaired electrons in the p-subshell of oxygen atom

Question # 13

Solvay process is used in the manufacture of

Question # 14

Plaster of pares is obtained by heating

Question # 15

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

Question # 16

Which is not the form of silica?

Question # 17

Which of the following oxides is peroxide?

Question # 18

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

Question # 19

The structure of white phosphorus is

Question # 20

All the elements of oxygen family are

Question # 21

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

Question # 22

Corrundam is ore of:

Question # 23

Which of the element is not an alkaline earth metal

Question # 24

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

Question # 25

Permonosulphuric acid is known as

Question # 26

Alkaline earth metals posses two electrons in their outermost

Question # 27

Which element has highest oxidation potential

Question # 28

Which of the following compounds is explosive in nature?

Question # 29

Which of the following is a tetrabasic acid?

Question # 30

Oleum is

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which shows maximum catenation property?
A. S
B. Se
C. Te
D. O
2 Where lime is not used
A. In refining or metals
B. In paper industry
C. In glass industry
D. In the preparation of NaOH
3 Which has soapy touch?
A. Na2B4O7
B. H3BO3
C. Ca2B6O11
D. HBO2
4 Phosphorus pentoxide finds use as
A. An oxidizing agent
B. A reducing agent
C. A bleaching agent
D. A dehydrating agent
5 Boric acid cannot be used:
A. An antiseptic in medicine
B. For washing eyes
C. In soda bottles
D. For enamels and glazes
6 The oxidation number of each element of group l-A is
A. 0
B. +1
C. +2
D. -1
7 Which of the following form normal oxide
A. K
B. Li
C. Na
D. None
8 NaHCO3is prepared by
A. Down's process
B. Solvay's process
C. Nelson's process
D. None of these
9 Sodium hexametaphophate is known as
A. Calgon
B. Permutite
C. Natalite
D. Nitrolim
10 Which one of the following elements occurs free in nature?
A. N
B. P
C. As
D. Sb

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