07. The p-BLOCK ELEMENTS (XII)
07. The p-BLOCK ELEMENTS (XII)

189244 \(K{O_2} + C{O_2} \to ?\) (gas)

1 \({H_2}\)
2 \({N_2}\)
3 \({O_2}\)
4 \(CO\)
07. The p-BLOCK ELEMENTS (XII)

189246 Which of the following group shows the highest boiling point

1 \({H_2}O\)
2 \({H_2}S\)
3 \({H_2}Se\)
4 \({H_2}Te\)
07. The p-BLOCK ELEMENTS (XII)

189250 Sulphur on boiling with \(NaOH\) solution gives

1 \(N{a_2}{S_2}{O_3} + NaHS{O_3}\)
2 \(N{a_2}{S_2}{O_3} + N{a_2}S\)
3 \(N{a_2}S{O_3}\)\( + {H_2}S\)
4 \(N{a_2}S{O_3} + S{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189252 The most efficient agent for the absorption of \(S{O_3}\) is

1 \(80\% \;{H_2}S{O_4}\)
2 \(98\% \;{H_2}S{O_4}\)
3 \(50\% \;{H_2}S{O_4}\)
4 \(20\% \;{H_2}{S_2}{O_7}\)
07. The p-BLOCK ELEMENTS (XII)

189253 Conc. \({H_2}S{O_4}\) is diluted

1 By adding water in \({H_2}S{O_4}\)
2 By adding \({H_2}S{O_4}\) in water
3 By adding glacial acetic acid in \({H_2}S{O_4}\)
4 None of the above
07. The p-BLOCK ELEMENTS (XII)

189244 \(K{O_2} + C{O_2} \to ?\) (gas)

1 \({H_2}\)
2 \({N_2}\)
3 \({O_2}\)
4 \(CO\)
07. The p-BLOCK ELEMENTS (XII)

189246 Which of the following group shows the highest boiling point

1 \({H_2}O\)
2 \({H_2}S\)
3 \({H_2}Se\)
4 \({H_2}Te\)
07. The p-BLOCK ELEMENTS (XII)

189250 Sulphur on boiling with \(NaOH\) solution gives

1 \(N{a_2}{S_2}{O_3} + NaHS{O_3}\)
2 \(N{a_2}{S_2}{O_3} + N{a_2}S\)
3 \(N{a_2}S{O_3}\)\( + {H_2}S\)
4 \(N{a_2}S{O_3} + S{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189252 The most efficient agent for the absorption of \(S{O_3}\) is

1 \(80\% \;{H_2}S{O_4}\)
2 \(98\% \;{H_2}S{O_4}\)
3 \(50\% \;{H_2}S{O_4}\)
4 \(20\% \;{H_2}{S_2}{O_7}\)
07. The p-BLOCK ELEMENTS (XII)

189253 Conc. \({H_2}S{O_4}\) is diluted

1 By adding water in \({H_2}S{O_4}\)
2 By adding \({H_2}S{O_4}\) in water
3 By adding glacial acetic acid in \({H_2}S{O_4}\)
4 None of the above
07. The p-BLOCK ELEMENTS (XII)

189244 \(K{O_2} + C{O_2} \to ?\) (gas)

1 \({H_2}\)
2 \({N_2}\)
3 \({O_2}\)
4 \(CO\)
07. The p-BLOCK ELEMENTS (XII)

189246 Which of the following group shows the highest boiling point

1 \({H_2}O\)
2 \({H_2}S\)
3 \({H_2}Se\)
4 \({H_2}Te\)
07. The p-BLOCK ELEMENTS (XII)

189250 Sulphur on boiling with \(NaOH\) solution gives

1 \(N{a_2}{S_2}{O_3} + NaHS{O_3}\)
2 \(N{a_2}{S_2}{O_3} + N{a_2}S\)
3 \(N{a_2}S{O_3}\)\( + {H_2}S\)
4 \(N{a_2}S{O_3} + S{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189252 The most efficient agent for the absorption of \(S{O_3}\) is

1 \(80\% \;{H_2}S{O_4}\)
2 \(98\% \;{H_2}S{O_4}\)
3 \(50\% \;{H_2}S{O_4}\)
4 \(20\% \;{H_2}{S_2}{O_7}\)
07. The p-BLOCK ELEMENTS (XII)

189253 Conc. \({H_2}S{O_4}\) is diluted

1 By adding water in \({H_2}S{O_4}\)
2 By adding \({H_2}S{O_4}\) in water
3 By adding glacial acetic acid in \({H_2}S{O_4}\)
4 None of the above
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07. The p-BLOCK ELEMENTS (XII)

189244 \(K{O_2} + C{O_2} \to ?\) (gas)

1 \({H_2}\)
2 \({N_2}\)
3 \({O_2}\)
4 \(CO\)
07. The p-BLOCK ELEMENTS (XII)

189246 Which of the following group shows the highest boiling point

1 \({H_2}O\)
2 \({H_2}S\)
3 \({H_2}Se\)
4 \({H_2}Te\)
07. The p-BLOCK ELEMENTS (XII)

189250 Sulphur on boiling with \(NaOH\) solution gives

1 \(N{a_2}{S_2}{O_3} + NaHS{O_3}\)
2 \(N{a_2}{S_2}{O_3} + N{a_2}S\)
3 \(N{a_2}S{O_3}\)\( + {H_2}S\)
4 \(N{a_2}S{O_3} + S{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189252 The most efficient agent for the absorption of \(S{O_3}\) is

1 \(80\% \;{H_2}S{O_4}\)
2 \(98\% \;{H_2}S{O_4}\)
3 \(50\% \;{H_2}S{O_4}\)
4 \(20\% \;{H_2}{S_2}{O_7}\)
07. The p-BLOCK ELEMENTS (XII)

189253 Conc. \({H_2}S{O_4}\) is diluted

1 By adding water in \({H_2}S{O_4}\)
2 By adding \({H_2}S{O_4}\) in water
3 By adding glacial acetic acid in \({H_2}S{O_4}\)
4 None of the above
07. The p-BLOCK ELEMENTS (XII)

189244 \(K{O_2} + C{O_2} \to ?\) (gas)

1 \({H_2}\)
2 \({N_2}\)
3 \({O_2}\)
4 \(CO\)
07. The p-BLOCK ELEMENTS (XII)

189246 Which of the following group shows the highest boiling point

1 \({H_2}O\)
2 \({H_2}S\)
3 \({H_2}Se\)
4 \({H_2}Te\)
07. The p-BLOCK ELEMENTS (XII)

189250 Sulphur on boiling with \(NaOH\) solution gives

1 \(N{a_2}{S_2}{O_3} + NaHS{O_3}\)
2 \(N{a_2}{S_2}{O_3} + N{a_2}S\)
3 \(N{a_2}S{O_3}\)\( + {H_2}S\)
4 \(N{a_2}S{O_3} + S{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189252 The most efficient agent for the absorption of \(S{O_3}\) is

1 \(80\% \;{H_2}S{O_4}\)
2 \(98\% \;{H_2}S{O_4}\)
3 \(50\% \;{H_2}S{O_4}\)
4 \(20\% \;{H_2}{S_2}{O_7}\)
07. The p-BLOCK ELEMENTS (XII)

189253 Conc. \({H_2}S{O_4}\) is diluted

1 By adding water in \({H_2}S{O_4}\)
2 By adding \({H_2}S{O_4}\) in water
3 By adding glacial acetic acid in \({H_2}S{O_4}\)
4 None of the above