Question

mcq-. 1.i n which of the following options , the liquids have been arranged in the increasing order of conductivity?
saltwater,tapwater,riverwater
riverwater,talwater,saltwater
tapwater,riverwater,saltwater
saltwater, river water,tapwater
2. during the electrolysis process,pure metal gets deposited at the________.
anode
cathode
3. for electroplating of copper on iron, the terminal of the battery that is to be connected to the iron is_________.
negative
positive

Answer 1

Answerof mcq-.
1.》in which of the following options , the liquids have been arranged in the increasing order of conductivity?
Answer:-
Tapwater,riverwater,saltwater
2.》 during the electrolysis process,pure metal gets deposited at the________.
Answer:-
Anode.
3.》 for electroplating of copper on iron, the terminal of the battery that is to be connected to the iron is_________.
Answer:-
Negative.

Answer 2

1) tapwater,riverwater,saltwater
2) anode
3) positive