SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Water is an element?
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true
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false
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Of the four elements of the ancients, water is the only one which is a pure chemical substance, albeit a compound and not an element. It should not be surprising, then, that it was the last of the four to be shown not to be elementary.
Detailed explanation-2: -Hence, water is matter because it has mass and occupies space. Q.
Detailed explanation-3: -Air is not an element. It is made up of different gases like hydrogen, carbon dioxide and oxygen mixed together. Hence air is a mixture. The smallest particle of an element is molecule.
There is 1 question to complete.