49. The brown gas evolved on heating of copper nitrate is (a) O2 (b)

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49. The brown gas evolved on heating of copper nitrate is (a) O2 (b) NO2 (c) N2 (d) NO

49. The brown gas evolved on heating of copper nitrate is
(a) O2
(b) NO2
(c) N2
(d) NO

1 Answers

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