GENERAL CHEMISTRY QUIZ - 8

1/10
Smoke is an example of -
Gas despersed in solid
Solid despersed in gas
Liquid dispersed in solid
Gas dispersed in liquid
2/10
Which one of the following is not a colloid ?
Milk
Mud
Butter
Boric acid
3/10
Soap is sodium salt of -
Amyl alcohol
Picric acid
Stearic acid
Carbolic acid
4/10
Reverse of swelling of gel is known as -
Syneresis
Thixotrophy
Sorption
None of these
5/10
A sample of 'soft soap' contains -
Caesium
Potassium
Calcium
Magnesium
6/10
The compound of a metal found in nature is called -
Mineral
Ore
Flux
Slag
7/10
The most abundant element or earth crust is -
hydrogen
oxygen
silicon
carbon
8/10
The purpose of smelting an ore to -
reduce it
oxide it
obtain an alloy
separate volatile impurities
9/10
What is the chemical name of the common salt ?
Calcium Carbonate
Sodium Carbonate
Sodium Chloride
None of these
10/10
____ metal melts on our palm .
Potassium
Magnesium
Gallium
Aluminium
Result:

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