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Triveni Patle posted an Question
August 15, 2020 • 16:18 pm 30 points
  • CSIR NET
  • Chemical Sciences

According to cas system how there are a number of only 16 group

according to cas system how there are a number of only 16 group

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  • Amol ashok pawar best-answer

    https://en.m.wikipedia.org/wiki/Group_(periodic_table) This article will help CAS take iron cobalt and nickel in same group as they show kinda similar properties so the extra two groups get eliminated which leads to only 16 groups Attachment is supplementary for placing similar properties elements into different categories. Iupac is based on valency only even with similar properties elements

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