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

189219 Which of the following products is formed on boiling tin with an alkali solution

1 \(Sn{(OH)_2}\)
2 \(Sn{(OH)_4}\)
3 \(SnO_3^{2 - }\)
4 \(Sn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189230 Which of the following hydrides has the lowest boiling point

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

189231 The catalyst used in the manufacture of \({H_2}S{O_4}\) by contact process is

1 \(A{l_2}{O_3}\)
2 \(C{r_2}{O_3}\)
3 \({V_2}{O_5}\)
4 \(Mn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189232 The molecular formula of sulphur is

1 \(S\)
2 \({S_2}\)
3 \({S_4}\)
4 \({S_8}\)
07. The p-BLOCK ELEMENTS (XII)

189233 Which of the following is not suitable for use in a descicator to dry substances

1 Conc. \({H_2}S{O_4}\)
2 \(N{a_2}S{O_4}\)
3 \(CaC{l_2}\)
4 \({P_4}{O_{10}}\)
07. The p-BLOCK ELEMENTS (XII)

189219 Which of the following products is formed on boiling tin with an alkali solution

1 \(Sn{(OH)_2}\)
2 \(Sn{(OH)_4}\)
3 \(SnO_3^{2 - }\)
4 \(Sn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189230 Which of the following hydrides has the lowest boiling point

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

189231 The catalyst used in the manufacture of \({H_2}S{O_4}\) by contact process is

1 \(A{l_2}{O_3}\)
2 \(C{r_2}{O_3}\)
3 \({V_2}{O_5}\)
4 \(Mn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189232 The molecular formula of sulphur is

1 \(S\)
2 \({S_2}\)
3 \({S_4}\)
4 \({S_8}\)
07. The p-BLOCK ELEMENTS (XII)

189233 Which of the following is not suitable for use in a descicator to dry substances

1 Conc. \({H_2}S{O_4}\)
2 \(N{a_2}S{O_4}\)
3 \(CaC{l_2}\)
4 \({P_4}{O_{10}}\)
07. The p-BLOCK ELEMENTS (XII)

189219 Which of the following products is formed on boiling tin with an alkali solution

1 \(Sn{(OH)_2}\)
2 \(Sn{(OH)_4}\)
3 \(SnO_3^{2 - }\)
4 \(Sn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189230 Which of the following hydrides has the lowest boiling point

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

189231 The catalyst used in the manufacture of \({H_2}S{O_4}\) by contact process is

1 \(A{l_2}{O_3}\)
2 \(C{r_2}{O_3}\)
3 \({V_2}{O_5}\)
4 \(Mn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189232 The molecular formula of sulphur is

1 \(S\)
2 \({S_2}\)
3 \({S_4}\)
4 \({S_8}\)
07. The p-BLOCK ELEMENTS (XII)

189233 Which of the following is not suitable for use in a descicator to dry substances

1 Conc. \({H_2}S{O_4}\)
2 \(N{a_2}S{O_4}\)
3 \(CaC{l_2}\)
4 \({P_4}{O_{10}}\)
07. The p-BLOCK ELEMENTS (XII)

189219 Which of the following products is formed on boiling tin with an alkali solution

1 \(Sn{(OH)_2}\)
2 \(Sn{(OH)_4}\)
3 \(SnO_3^{2 - }\)
4 \(Sn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189230 Which of the following hydrides has the lowest boiling point

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

189231 The catalyst used in the manufacture of \({H_2}S{O_4}\) by contact process is

1 \(A{l_2}{O_3}\)
2 \(C{r_2}{O_3}\)
3 \({V_2}{O_5}\)
4 \(Mn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189232 The molecular formula of sulphur is

1 \(S\)
2 \({S_2}\)
3 \({S_4}\)
4 \({S_8}\)
07. The p-BLOCK ELEMENTS (XII)

189233 Which of the following is not suitable for use in a descicator to dry substances

1 Conc. \({H_2}S{O_4}\)
2 \(N{a_2}S{O_4}\)
3 \(CaC{l_2}\)
4 \({P_4}{O_{10}}\)
07. The p-BLOCK ELEMENTS (XII)

189219 Which of the following products is formed on boiling tin with an alkali solution

1 \(Sn{(OH)_2}\)
2 \(Sn{(OH)_4}\)
3 \(SnO_3^{2 - }\)
4 \(Sn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189230 Which of the following hydrides has the lowest boiling point

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

189231 The catalyst used in the manufacture of \({H_2}S{O_4}\) by contact process is

1 \(A{l_2}{O_3}\)
2 \(C{r_2}{O_3}\)
3 \({V_2}{O_5}\)
4 \(Mn{O_2}\)
07. The p-BLOCK ELEMENTS (XII)

189232 The molecular formula of sulphur is

1 \(S\)
2 \({S_2}\)
3 \({S_4}\)
4 \({S_8}\)
07. The p-BLOCK ELEMENTS (XII)

189233 Which of the following is not suitable for use in a descicator to dry substances

1 Conc. \({H_2}S{O_4}\)
2 \(N{a_2}S{O_4}\)
3 \(CaC{l_2}\)
4 \({P_4}{O_{10}}\)