Question

choose the correct options :

1) during electrolysis,

(a) chemical reaction take place at the anode and the cathode

(b) onions and cationsmove towards the anode and cathode, respectively.

(c) an electric current passes through the electrolyte

(d) all of the above

2) in an electrolyte, cations are

(a) electrodes

(b) negatively charged ions

(c) positively charged ions

(d) neutral atoms

3) ions can have

(a) only positive electric charges

(b) only negative electric charges

(c) no electric charges

(d) either either positive or negative electric charges

4) Rose solution of common salt (sodium chloride) dissolved in water will have

(a) sodium and copper ions

(b) sodium and chloride ions

(c) sodium and water ions

(d) chloride and water ions

​

Answer 1

Answer:

1. d

2. b

3. d

4. b

.....

all are correct

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