2.A shiny brown colored element X-on heating in air becomes a black coloured compound. Name the
element X & black the coloured compound formed. Also write the equation
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Explanation:
its a good question
x is copper in latin cuprous and it is brown in colour.
when it is heated in air it becomes black due to the deposit of copper oxide.
heat
2Cu + O2 --------->2CuO
brown black
Ayush7034:
hope it helps you
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in which standard u r
i am in IX standard and have seen this reaction
np
its right
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