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CHEMISTRY · Subjective · A Level · Chemistry · Period 3 elements and their oxides · Period 3 elements and their oxides

Problem

Column IColumn II
(a) CO2\mathrm{CO_2}(p) Acidic oxide
(b) SO2\mathrm{SO_2}(q) Colourless
(c) NO2\mathrm{NO_2}(r) Paramagnetic
(d) N2O\mathrm{N_2O}(s) Coloured

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