Hamad Group VA and VIA Elements 07/04/2020 A. 260°C B. 360°C C. 630°C D. 620°C Related Mcqs: Which of the following is different with respect to physical appearance ?A. Arsenic B. Phosphorus C. Antimony D. Bismuth... Compounds of nitrogen and phosphorus are mostly________________?A. ionic B. covalent C. polar D. all varieties are possible... When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?A. an acid B. a dehydrating agent C. an oxidizing agent D. as sulphonating agent... FeSO4 forms brown ring with________________?A. N2O3 B. NO2 C. NO D. N2O... In which compound nitrogen has maximum oxidation state____________________?A. N2O B. NO2 C. HNO2 D. HNO3...
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