MEDIUM
10th CBSE
IMPORTANT
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MgO is a basic oxide while SO3 is an acidic oxide.

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Important Questions on Question Bank

EASY
10th CBSE
IMPORTANT
Which of the following elements react(s) with acids to form salts (a salt)? 
MEDIUM
10th CBSE
IMPORTANT
Which of the following sequence of metals is in the order of their increasing electrical conductivity? 
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10th CBSE
IMPORTANT
Carbon reduction process is used to obtain 
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10th CBSE
IMPORTANT
Which of the following properties make(s) aluminium useful for producing household utensils? 
HARD
10th CBSE
IMPORTANT
Which of the following metals do react with dilute HNO3 with the liberation of hydrogen gas?
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10th CBSE
IMPORTANT
Which of the following metals exist in free state in nature?
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10th CBSE
IMPORTANT
Stainless steel is made up of 
MEDIUM
10th CBSE
IMPORTANT
In the electrolytic refining of copper, copper is