why has Bi valency 5
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1
Answer:
In group 15, the stability of the +5 oxidation state decreases from P to Bi. Because neutral covalent compounds of the trivalent group 15 elements have a lone pair of electrons on the central atom, they tend to be Lewis bases.
Explanation:
Answered by
1
Answer:
Explanation:
because only 5 ionisation enthalpys are possible for bismuth
6 ionsiation enthaply is not possible because difference between 6th and 5 th
ionisation enthalpy is greater than 16.2 electron volts
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