Q. 223.5( 4 Votes )

The correct electron dot structure of a water molecule is
A.

B.

C.

D.

Answer :

Oxygen (O) has 6 valence electrons and hydrogen (H) has 1. All the 8 electrons must be arranged in pairs so that oxygen completes the octet structure (8 electrons in its valence cell). Each hydrogen has now 2 electrons in its valence shell.

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