Question

4. Jatinder noted that the stand of her cycle
(which is made up of iron) has been covered
with layer of brown coloured amorphous
substance. What is this layer called?
(a) Rust
(b) Alloy
(c) Amalgam (d) None of the above
1:.
2 chon​

Answer 1

Answer:

the answer is

Explanation:

rust

a brown layer

Answer 2

Answer:

the answer is rust please mark the Brainlest