Metals, Non Metals, Minerals, Ores, Properties, Uses - Category Wise Question And Answer Practice Test With Solutions

METALS, NON METALS, MINERALS, ORES, PROPERTIES, USES PRACTICE TEST [4 - EXERCISES]

Set 1

Set 2

Set 3

Set 4

Question : 1 [RAS/RTS (Pre) 2007]

Chemically ‘Plaster of Paris’ is

a) Calcium Carbonate

b) Calcium Oxide

c) Calcium Sulphate

d) Calcium Oxalate

Answer: (c)

Question : 2

Which of the following metals reacting with sodium hydroxide solution produce hydrogen gas?

  1. Cu
  2. Al
  3. Fe
  4. Zn

a) A and D

b) B and D

c) B and C

d) B only

Answer: (a)

Question : 3 [RAS/RTS (Pre) 1999]

Iron is obtained from

a) Pitch-blende

b) Monazite Sand

c) Limestone

d) Hematite

Answer: (d)

Question : 4

The only metal that is liquid at room temperature is -

a) zinc

b) mercury

c) sodium

d) tungsten

Answer: (b)

Mercury is the only element even being metal is liquid at room temperature.

Question : 5 [CDS]

Which one of the following is the softest?

a) Aluminium

b) Iron

c) Sodium

d) Copper

Answer: (c)

IMPORTANT GENERAL SCIENCE MCQ EXERCISES

set 3 Online Quiz

Click to Start..
1684 metals non metals minerals ores properties uses based general science mcq set 3 question answer pdf
General Science Mcq CATEGORIES