Question

i) The suitable properties of heating element are listed in the above
paragraph. If the second property (free from oxidation in open) is NOT
followed properly then the material of heating element-
. can burn
can form oxide easily
III. can undergo an undesirable chemical change
IV. react with oxygen of the atmosphere.
The correct option is-
(a) Only 11
(b) ll and IV
(c) I, II and IV
(d) All the four​

Answer 1

Answer:

(d) All the four this is ur answer