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CBSE Class 10 Answered

It is said that metals above hydrogen react with acids and metals below hydrogen do not react with acids.......how it is classified as above or below hydrogen;on what basis it is classified ?
Asked by | 13 Apr, 2011, 12:24: PM
answered-by-expert Expert Answer
It is based on the reactivity series.
Answered by | 13 Apr, 2011, 10:13: AM

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