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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

00:00
Question # 1

The oxide of beryllium is

Question # 2

Borax is hydrated:

Question # 3

Phosphorus pentoxide finds use as

Question # 4

The maximum number of electrons in the outermost shall of s-black elements is

Question # 5

Which of the following compounds is explosive in nature?

Question # 6

Lime, calcium oxide, is used in agriculture for

Question # 7

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

Question # 8

Which one of the following equations represent the reaction that occurs when calcium nitrate is heated strongly

Question # 9

______ is used in breathing equipments for mountaineers and in space craft

Question # 10

Basicity of orthoposphoric acid is

Question # 11

NaHCO3is commonly called

Question # 12

Which of the following is acidic?

Question # 13

The silver bromide in hypo (Na2S2O3) solution is

Question # 14

Phosphide ion has the electronic structure similar to that of

Question # 15

Which one of the following pentafluorides cannot be formed?

Question # 16

Which is litharge or massicot?

Question # 17

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

Question # 18

Commercial common salt becomes slight damp on storing because

Question # 19

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

Question # 20

Which of the following phosphorus is most reactive?

Question # 21

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

Question # 22

Aluminium oxide is:

Question # 23

Which shows maximum catenation property?

Question # 24

When SO2is passed through acidified K2Cr2O7solution

Question # 25

Sulphuric acid reacts with PCl5to give

Question # 26

What is chrome yellow?

Question # 27

Electron affinity of sulphur is

Question # 28

The alkali metals form

Question # 29

Chemical composition of colemnite is:

Question # 30

White P when boiled with strong solution of caustic soda produces

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 14 Group IIIA & IVA Elements MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 14 Group IIIA & IVA Elements MCQ`s Test

  • N
    Nasreen Sardar 09 - Jun - 2023 05 Min 45 Sec 115/120
  • T
    Tasawar Hussain 22 - Feb - 2024 04 Min 52 Sec 110/120
  • T
    TETO Teto 13 - Mar - 2023 01 Min 57 Sec 105/120
  • O
    Omer Farooq 11 - Mar - 2023 13 Min 21 Sec 100/120
  • R
    Rana Muzamil 11 - Mar - 2024 05 Min 18 Sec 90/120
  • A
    Arian Ahmed 07 - Mar - 2024 00 Min 05 Sec 75/120
  • A
    Anibullah Anib 26 - Feb - 2024 09 Min 31 Sec 75/120
  • G
    Gulbaz Nadeem 14 - May - 2024 09 Min 43 Sec 75/120
  • C
    Chhabibullah1492 Habib 26 - Feb - 2024 11 Min 13 Sec 75/120
  • D
    Daim Ali 05 - Dec - 2023 04 Min 00 Sec 70/120
  • A
    Ahmed Ashraf 12 - Mar - 2023 02 Min 24 Sec 65/120
  • A
    Azeema Siddique Muhammad Siddique 06 - Mar - 2024 03 Min 52 Sec 65/120
  • F
    Fatima Isfa 26 - Feb - 2024 08 Min 58 Sec 65/120
  • N
    Naheed Yasir 29 - May - 2024 06 Min 39 Sec 60/120
  • Z
    Zoya Zoya 27 - May - 2024 11 Min 34 Sec 60/120

ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Density of aluminium is (g cm-3):
A. B
B. Al
C. Si
D. Ge
2 The chemical formula of magnesite is
A. MgCl2
B. Mg(HCO3)2
C. MgCO3
D. None of these
3 ______ is used in breathing equipments for mountaineers and in space craft
A. Li2O
B. BeO
C. N2
D. KO2
4 The number of unpaired electrons in the p-subshell of oxygen atom
A. 1
B. 2
C. 3
D. 4
5 Tincal is a mineral of:
A. Al
B. B
C. Si
D. C
6 Pb has inert pair of electrons:
A. One
B. Two
C. Three
D. Four
7 NaHCO3is prepared by
A. Down's process
B. Solvay's process
C. Nelson's process
D. None of these
8 Which property is not present in Al?
A. Reacts with acid
B. Reacts with bases
C. Changes litmus paper
D. Changes methyle orange colour
9 Identify the incorrect statement with respect to ozone
A. Ozone is formed in the upper atmosphere by a photochemical reaction involving dioxygen
B. Ozone is more reactive than diaoxygen
C. Ozone is diamagnetic whereas dioxygen is paramagnetic
D. Ozone protects the earth's inhabitants by absorbing gamma-radiations
10 Which salt is used for preserving food
A. BaCl2
B. CaCl2
C. NaCl
D. Na2SO4

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!