Question

name the gas evolved on roasting galena

Answer 1

i think is SO2

thanks

Answer 2

hay mate here is your answer

The balanced chemical reaction between galena and oxygen is as follows:

PbS(s) + O2(g) PbO(s) + SO2(g)

(a) Balance the equation. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.)

i hope its help you

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