Zn, Hg variable valency (Jee Mains) | ExamDuo
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Transition Elements — General Properties
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Zn, Hg variable valency
Zinc and mercury do not show variable valency like d-block elements because
SELECT ONE OPTION
A
they are soft
B
their d-shells are complete
C
they have only two electrons in the outermost shell.
D
their -shells are incomplete
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