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Why are there so many valency …

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Why are there so many valency for the element manganese? I searched online and it shows 2,4,7 how?? Can someone tell me one valency I can use for manganese
  • 1 answers

Kanu Choudhary 9 months, 3 weeks ago

Valency of manganese is 1. It has atomic no. 25 and it's electric configuration is 2,8,8,7.so it's valency is 1
http://mycbseguide.com/examin8/

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