body 7 - which among the the follocaing is a com compound?
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Explanation:
Correct option is
D
Carbon dioxide
Among these only carbon dioxide is a compound.
Compound is a substance formed from two or more elements chemically bonded in a definite proportion.
Example- Carbon dioxide, water, glucose, etc.
In the given options,
A- the black residue that is left after charring sugar is carbon. Carbon is an element in pure state.
B- Nitrogen gas is a molecule as it is composed of only one element ie., Nitrogen so this can't be termed as a compound.
C- Air is a homogeneous mixture of different gases.
Answered by
0
Among these only carbon dioxide is a compound.
Compound is a substance formed from two or more elements chemically bonded in a definite proportion.
Example- Carbon dioxide, water, glucose, etc.
In the given options,
A- the black residue that is left after charring sugar is carbon. Carbon is an element in pure state.
B- Nitrogen gas is a molecule as it is composed of only one element ie., Nitrogen so this can't be termed as a compound.
C- Air is a homogeneous mixture of different gase
Ans. Correct option is
D
Carbon dioxide
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