Question

10. Harjot had seen a brown layer on a
piece of iron. Querying about which she
came to know it formed due to the
reaction with humid air outside. What is
that substance?
a) Iron
b) iron powder
c) Rust
d) none of these​

Answer 1

Answer:

Rust

Explanation:

when iron exposed with atmosphere rust is formed

Answer 2

Answer:

Rustxaoxipxbcoweoueqihddbexrdueb