Based on the observations recorded in the table, answer the following:
(1) Which is the most reactive metal?
(2) Which is the least reactive metal?
(3) What would be observed if metal D were added to a solution of copper (II) sulphate?
(4) What would be observed if metal E were added to a solution of iron (II) sulphate?
(5) Arrange the metals A, B, C, D and E in decreasing order of their reactivity?
Write a common feature between the following
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Answer:
1=sodium 2=platinum is the answers
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