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A shiny brown colored element ‘X’ on heating in the air becomes black in color. Name the element ‘X’ and the black coloured compound formed.

Harshit Singh , 5 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati
The shiny brown colored element X is copper metal (Cu). When copper metal is heated in air, it forms a black colored compound copper oxide. So, the black colored compound is the copper oxide or copper (II) oxide, CuO.
Last Activity: 5 Years ago
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