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A Shiny Brown Coloured Element ‘X’ on Heating in the Air Becomes Black in Colour. Name the Element ‘X’ and the Black Coloured Compound Formed

Name the shiny brown element that turns black on heating and identify the black compound formed. CBSE Chemistry answer with explanation.

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Answer: Copper is the metal that has a gleaming brown colour. When copper is heated in the air, it combines with oxygen in the air to generate copper oxide, which is black in colour

2CuO → 2Cus + O₂g

Copper (Cu) is an atomic number 29 chemical element. It’s a native metal, meaning it can be found in its purest form in nature. Below is a list of copper’s qualities.

A Shiny Brown Coloured Element ‘X’ on Heating in the Air Becomes Black in Colour. Name the Element ‘X’ and the Black Coloured Compound Formed

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