How many atoms join together to form a water molecule?

Two

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Three

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Four

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Five

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Solution

The correct option is B
Three

The formula of the water molecule is H₂O.
It means two hydrogens (H) atom combines with one oxygen (O) atom to form a water molecule.
Hence, a total of three atoms are joined together to form a water molecule i.e. 2 hydrogens and one oxygen atom.
Therefore, option (B) i.e. three is correct

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