bshazdeh bshazdeh

07-11-2017
Chemistry

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List the following metals Co, Ni, K, Pt, Ba, and Hg, in order of increasing activity (least active to most active)

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Kalahira Kalahira

18-11-2017

The least active metal is K+ because it reacts with water. Ba also is less active for the same scientific reason. Co is reactive with acids, making them more active than K+ and Ba. Ni is more active than Co when reacting to acids. Hg is highly reactive. However, Pt is the most active.

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