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Q33) Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that ... [ AIEEE 2003]




SOLUTION


Answer: (b)


Q34) Which of the following elements exhibits the most basic properties? [ MP PMT 2001]




SOLUTION

Down the group basic property increases
Answer: (d)


Q35) Which of the following is most volatile?



SOLUTION


Answer:(c)



Q36) Bleaching powder is obtained by treating Cl2 with [ Pb. PMT 1999]



SOLUTION

Ca(OH)2 + Cl2 (dry) → CaOCl2 + H2O
Answer: (d)


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