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Grade 12th passInorganic Chemistry

What is meant by primary and secondary valancies at atomic level?

Profile image of Sanjukta
10 Years agoGrade 12th pass
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Profile image of Harsh Patodia
ApprovedApproved Tutor Answer10 Years ago
primary valenceis the number of negative ions needed to satisfy the charge on the metal ion
secondary valenceis the number of ions of molecules that are coordinated to the metal ion