MCQ
Colour is imported to glass by mixing
- ASynthetic dyes
- ✓Metal oxide
- COxides of non-metal
- DColoured salt
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$4N{H_3}(g)\,+\,5{O_2}(g)\,\, \rightleftharpoons \,4NO(g)\, + \,6{H_2}O(g)\, + \,Heat$