189319 Which gas is obtained when urea is heated with \(HN{O_2}\)
(a) \(N{H_2} - CO - N{H_2} + 2HN{O_2} \to \) \(C{O_2} + 3{H_2}O + 2{N_2}\)
189382 The gases respectively absorbed by alkaline pyrogallol and oil of cinnamon is
It’s Obvious.
189383 Ozone turns trimethyl paper
Ozone turns trimethyl paper to violet color.
189384 No. of atoms in one molecule of sulphur is
Sulphur molecules have \(8\) atoms in it because of its high catenation property.\(S_8:\) Crown Sulphur