Question

in h2o hydrogen has two atom which element but oxygen has 1 single atom then how it is said element​

Answer 1

Answer:

water is not an element but a compound

Explanation:

as it consists of two different atoms that is,hydrogen and oxygen, it is not considered as an element and actually a compound.

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Answer 2

H2O is the chemical formula of water. It means that each molecule of water is made up of two hydrogen atoms, indicated by the letter H, and a single oxygen atom, represented by the letter O. Water is chemical substance with no smell, taste or color.