Chemistry, asked by PAVANROHITH8761, 1 year ago

A shiny brown coloured element X on heating in air becomes black in colour.Name the element X and the black compound formed

Answers

Answered by Anonymous
7

The shiny brown coloured element X is copper and the black compound formed is copper oxide.

Answered by amsaljalson2
5

Answer:

Cu + O2 →  CuO2

Explanation:

Heating or burning means reaction with Oxygen. The shiny brown element is copper and when it is heated, it reacts with O2 and becomes copper oxide.

Cu + O2 →  CuO2

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