Question

1. _________________ cannot be used as an electrolyte during electrolysis.

(a) Aqueous NaCl
(b) Sugar solution
(c) Tap water
(d) Rain water

2. Which of the following metal should not be electroplated to prevent rusting of an iron article?

(a) Copper
(b) Sodium
(c) Chromium
(d) Gold​

Answer 1

Answer:

a. tap water

b. sodium

is the answee

Answer 2

$\underline{\underline{ \large\blue{ \mathcal{QUESTION}}}} = >$

1) __ can't be used as an

electrolyte during electrolysis.

$\sf option(c)\orange{ \: tap \: water}$

Tap water dont have ions in it, so it cant br used for electrolysis.

2) Metal should not be electroplated to prevent rusting of an iron article.

$\sf \: option(b) \green{\: sodium}$

Sodium is highly reactive metal, which react even with air when kept open.

Hope this may help you!

$\red{ \mathbb{PLZ \: THANKs}}$