Question

A group of a students looked at different metals and metal sulphate solutions given in tabular form from the data, answer the following

Metal - Metal sulphate - colour
solution

1)Chromium - Chromium - Green
sulphate

2)Cobalt - Cobalt sulphate - pink

3)Copper - Copper - Blue
sulphate

4)Magnesium - Magnesium - colo
sulphate -urless


a) Which metal reacted with all other sulphate solution ?
b) Which metal did not reanct with any other metal sulphate solution ?
c)Arrange the metals in decreasing order of reactivity .


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Answer 1

Answer:

a)Magnesium

b)Copper

c)Mg > Cr >Co > Cu