MEDIUM
10th CBSE
IMPORTANT
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Magnesium oxide is an amphoteric oxide.

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Important Questions on Question Bank

MEDIUM
10th CBSE
IMPORTANT
Aluminium does not react with sodium hydroxide.
MEDIUM
10th CBSE
IMPORTANT
The oxides of highly reactive metals cannot be reduced by carbon.
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10th CBSE
IMPORTANT
The corrosion of a metal can be prevented by painting the metal surface with grease.
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10th CBSE
IMPORTANT
Silver is the poorest conductor of electricity.
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10th CBSE
IMPORTANT
For the extraction of iron, the blast furnace is charged with the mixture of ore, coke and limestone.
MEDIUM
10th CBSE
IMPORTANT
A less reactive metal can displace a more reactive metal from the solution of its salt.
MEDIUM
10th CBSE
IMPORTANT
MgO is a basic oxide while SO3 is an acidic oxide.
EASY
10th CBSE
IMPORTANT
Which of the following elements react(s) with acids to form salts (a salt)?