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WorksheetsChemistry quiz
Total questions: 10
Worksheet time: 6mins
One of the following substances is neither a good conductor of electricity non and insulator .The substances is
Chromium
Germanium
Gallium
Potassium
Is malleable and ductile best describe
A solution
A metal
A compound
A non metal
When a mixture of iron powder and sulphur powder is heated strongly to form iron sulphide then heat energy is
Released
First absorbed and then released
Absorbed
Neither absorbed nor released
On the basis of composition of matter milk is considered to be
Pure substance
And impure substance
An element
A compound
Which of the following is the homogenous mixture
Ice
Wood
Air
None
The elements which normally exist in the liquid state are
Bromine and iodine
Mercury and chlorine
Iodine and mercury
Bromine and mercury
Which of the following is not a metalloid
Boron
Silicon
Gallium
Germanium
The properties which enable copper metal to be used for making electric wires
Copper metal is malleable and ductile
Copper metal is a good conductor of electricity
Copper metal is ductile and has low electrical resistance
Copper metal is sonorous and an excellent conductor of electricity
The elements which are sonorous are called
(a)
Is sugar and salt are a mixture ( True/False)
(a)
