A shiny brown colour element 'X' on heating in air becomes black in colour. What is the name of the element 'X' and the black colour compound formed?
Asked by arup_chakraborty2007
| 20th May, 2017,
08:58: PM
Expert Answer:
Copper is the brown coloured element X which on heating in air becomes black coloured compound copper oxide.
Answered by Vaibhav Chavan
| 22nd May, 2017,
11:22: AM
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