Related InterviewSolutions

• When `SO_2` is passed through cupric chloride solutionA. A white precipitate is obtainedB. The solution becomes colourlessC. The solution becomes colourless and a white precipitate of `Cu_2Cl_2` is obtainedD. No visible change takes place
• When `SO_2` is passed through acidified solution of `H_2S`A. `H_2SO_4` is formedB. `H_2SO_3` is precipitatedC. Sulphur is precipitatedD. `H_2S` is reduced.
• Which of the following is not a true peroxide?A. `PbO_2 `B. `CO_2`C. `MnO_2`D. `BaO_2`
• Which of the following oxides is a peroxide ?A. `Na_2O_2`B. `MnO_2`C. BaOD. `SO_2`
• Which of the following oxides reacts with HCl and NaOH ?A. CaOB. ZnOC. `N_2O_5`D. `CO_2`
• Sulphur does not exist as `S_2` molecule becauseA. it is less electronegativeB. it is not able to constitute `ppi-ppi` bondC. it has ability to exhibit catenationD. of tendency to show variable oxidation states.
• Oxygen is prepared by the fractional distillation ofA. WaterB. Liquid airC. Hydrogen peroxideD. Heavy water.
• `H_2S` reacts with `O_2` to formA. `H_2O +S`B. `H_2O+SO_2`C. `H_2O+ SO_2`D. `H_2SO_4 + S`
• Percentage of `O_2` by volume in the atmosphere isA. 18B. 19C. 24.15D. 20.9
• All of the following decompose easily on heating to give `O_2` exceptA. lead nitrateB. potassium chlorateC. mercuric oxideD. manganese dioxide.