Question

please answer my question who will answer first and correct wii be mark as brainliest​

Answer 1

1) A series in which metals are arranged in the increasing order of reactivity towards other elements is referred to as reactivity series.

2) Platinum will be C as it does show any reaction.

3)D must be on the top as it is most reactive

4)the reaction in which more reactive element displaces less reactive element from it's salt solution is referred to as displacement reaction.

Hope it's helpful