Question

An element x on exposure to moist air turns reddish-brown and a new conpound Y is fromed. The substance X and Y are

Answer 1

Answer:

rust

Explanation:

An element X exposure to (H2O+O2) moist air,forms a reddish brown and a new compound y is formed. This Fe2O3 is the reddish brown compound which is called rust.

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Answer 2

Answer:

rust

Explanation:

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