ICSE Class 10 Chemistry 2020 Solved Paper
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Draw the electron dot diagram for the compounds given below. Represent the electrons by (.) and ( x
[Atomic No. :Ca = 20 , O = 8 , Cl = 17 , H = 1
[Atomic No. :
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Question : 45
Total: 86
Water molecule
Solution:
Water molecule − H 2 O
H = 1
O = 8 = 2 , 6
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