Question

the valency of hydroxylion
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Answer 1

Answer:

OH is a special compound, made up of oxygen and hydrogen.

you have to understand electro-neagtivity of an atom to help you understand how to assign charges and valancy of an atom.

for OH, O has atomic no. 8 & it’s electonic configuration is 2, 6 means it requires 2 electrons to complete its Octet i.e it is more electro negative, thus O has charge of -2,

where H has charge of +1,

thus OH has overall charge of 1-     <-------answer

Explanation:

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