Why is MgO a Lewis base?

1 Answer
P dilip_k
Mar 4, 2016

O^(2-) in MgO acts as donor of lone pair of electron to H^+

Explanation:

When water is added O^-2ion in it forms OH^- by donating lone pair of electron to H^+ formed by ionisation of H_2O

Thus
H_2OrightleftharpoonsH^+ +OH^-

O^-2 +H^+=OH^-

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