Question

A group of students at different metals and metal sulphate solution given in a tabular form from the data. Answer the following.

Answer 1

<Please mark it as brainliest answer >

Answer:

a)Magnesium

b)Copper

c)Magnesium->Iron->Lead->Copper

Answer 2

Solution :

Solution :(i) Magnessium (Mg) reacted with all other metal sulphate solutions. <br> (ii) Copper (Cu) did not react with other metal sulphate solutions. <br> (iii) The decreasing order of reactivity of metals is :

Mg>Cr>Co>Cu.

. <br> (iv) Iron will react only with the solution of copper sulphate.