Phosphorus and Its Compounds
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CHXI11:THE P-BLOCK ELEMENTS

316862 In solid state \(\mathrm{PCl}_{5}\) is a

1 Covalent solid
2 Octahedral structure
3 Ionic solid with \(\left[\mathrm{PCl}_{6}\right]^{+}\)octahedral and \(\left[\mathrm{PCl}_{4}\right]^{-}\)tetrahedral
4 Ionic solid with \(\left[\mathrm{PCl}_{4}\right]^{+}\)tetrahedral and \(\left[\mathrm{PCl}_{6}\right]^{-}\)octahedral
CHXI11:THE P-BLOCK ELEMENTS

316863 Formation of \(\mathrm{PCl}_{3}\) is explained on the basis of what hybridisation of phosphorus atom?

1 \(\mathrm{sp}^{2}\)
2 \(\mathrm{sp}^{3}\)
3 \(\mathrm{sp}^{3} \mathrm{~d}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{3}}}{{\rm{d}}^{\rm{2}}}\)
MHTCET - 2018
CHXI11:THE P-BLOCK ELEMENTS

316864 Which of the following reaction proves the chlorinating property of phosphorus pentachloride?

1 \(\mathrm{PCl}_{5}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{POCl}_{3}+2 \mathrm{HCl}\)
2 \(2 \mathrm{PCl}_{5}+\mathrm{Sn} \longrightarrow \mathrm{SnCl}_{4}+2 \mathrm{PCl}_{3}\)
3 \(\mathrm{PCl}_{5} \longrightarrow \mathrm{PCl}_{3}+\mathrm{Cl}_{2}\)
4 \({{\rm{P}}_4} + 10{\rm{C}}{{\rm{l}}_2} \to 4{\rm{PC}}{{\rm{l}}_5}\)
CHXI11:THE P-BLOCK ELEMENTS

316865 On reaction with \(\mathrm{Cl}_{2}\), phosphorus forms two types of halides '\({\rm{A}}\)' and '\({\rm{B}}\)'. Halide \({\rm{A}}\) is yellowish-white powder but halide ' \(B\) ' is colourless oily liquid. Compounds " \(\mathrm{A}\) ", " \(\mathrm{B}\) " and their hydrolysis products are, respectively

1 \(\mathrm{PCl}_{5}, \mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
2 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
3 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
4 \(\mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
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CHXI11:THE P-BLOCK ELEMENTS

316862 In solid state \(\mathrm{PCl}_{5}\) is a

1 Covalent solid
2 Octahedral structure
3 Ionic solid with \(\left[\mathrm{PCl}_{6}\right]^{+}\)octahedral and \(\left[\mathrm{PCl}_{4}\right]^{-}\)tetrahedral
4 Ionic solid with \(\left[\mathrm{PCl}_{4}\right]^{+}\)tetrahedral and \(\left[\mathrm{PCl}_{6}\right]^{-}\)octahedral
CHXI11:THE P-BLOCK ELEMENTS

316863 Formation of \(\mathrm{PCl}_{3}\) is explained on the basis of what hybridisation of phosphorus atom?

1 \(\mathrm{sp}^{2}\)
2 \(\mathrm{sp}^{3}\)
3 \(\mathrm{sp}^{3} \mathrm{~d}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{3}}}{{\rm{d}}^{\rm{2}}}\)
MHTCET - 2018
CHXI11:THE P-BLOCK ELEMENTS

316864 Which of the following reaction proves the chlorinating property of phosphorus pentachloride?

1 \(\mathrm{PCl}_{5}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{POCl}_{3}+2 \mathrm{HCl}\)
2 \(2 \mathrm{PCl}_{5}+\mathrm{Sn} \longrightarrow \mathrm{SnCl}_{4}+2 \mathrm{PCl}_{3}\)
3 \(\mathrm{PCl}_{5} \longrightarrow \mathrm{PCl}_{3}+\mathrm{Cl}_{2}\)
4 \({{\rm{P}}_4} + 10{\rm{C}}{{\rm{l}}_2} \to 4{\rm{PC}}{{\rm{l}}_5}\)
CHXI11:THE P-BLOCK ELEMENTS

316865 On reaction with \(\mathrm{Cl}_{2}\), phosphorus forms two types of halides '\({\rm{A}}\)' and '\({\rm{B}}\)'. Halide \({\rm{A}}\) is yellowish-white powder but halide ' \(B\) ' is colourless oily liquid. Compounds " \(\mathrm{A}\) ", " \(\mathrm{B}\) " and their hydrolysis products are, respectively

1 \(\mathrm{PCl}_{5}, \mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
2 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
3 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
4 \(\mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
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CHXI11:THE P-BLOCK ELEMENTS

316862 In solid state \(\mathrm{PCl}_{5}\) is a

1 Covalent solid
2 Octahedral structure
3 Ionic solid with \(\left[\mathrm{PCl}_{6}\right]^{+}\)octahedral and \(\left[\mathrm{PCl}_{4}\right]^{-}\)tetrahedral
4 Ionic solid with \(\left[\mathrm{PCl}_{4}\right]^{+}\)tetrahedral and \(\left[\mathrm{PCl}_{6}\right]^{-}\)octahedral
CHXI11:THE P-BLOCK ELEMENTS

316863 Formation of \(\mathrm{PCl}_{3}\) is explained on the basis of what hybridisation of phosphorus atom?

1 \(\mathrm{sp}^{2}\)
2 \(\mathrm{sp}^{3}\)
3 \(\mathrm{sp}^{3} \mathrm{~d}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{3}}}{{\rm{d}}^{\rm{2}}}\)
MHTCET - 2018
CHXI11:THE P-BLOCK ELEMENTS

316864 Which of the following reaction proves the chlorinating property of phosphorus pentachloride?

1 \(\mathrm{PCl}_{5}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{POCl}_{3}+2 \mathrm{HCl}\)
2 \(2 \mathrm{PCl}_{5}+\mathrm{Sn} \longrightarrow \mathrm{SnCl}_{4}+2 \mathrm{PCl}_{3}\)
3 \(\mathrm{PCl}_{5} \longrightarrow \mathrm{PCl}_{3}+\mathrm{Cl}_{2}\)
4 \({{\rm{P}}_4} + 10{\rm{C}}{{\rm{l}}_2} \to 4{\rm{PC}}{{\rm{l}}_5}\)
CHXI11:THE P-BLOCK ELEMENTS

316865 On reaction with \(\mathrm{Cl}_{2}\), phosphorus forms two types of halides '\({\rm{A}}\)' and '\({\rm{B}}\)'. Halide \({\rm{A}}\) is yellowish-white powder but halide ' \(B\) ' is colourless oily liquid. Compounds " \(\mathrm{A}\) ", " \(\mathrm{B}\) " and their hydrolysis products are, respectively

1 \(\mathrm{PCl}_{5}, \mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
2 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
3 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
4 \(\mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
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CHXI11:THE P-BLOCK ELEMENTS

316862 In solid state \(\mathrm{PCl}_{5}\) is a

1 Covalent solid
2 Octahedral structure
3 Ionic solid with \(\left[\mathrm{PCl}_{6}\right]^{+}\)octahedral and \(\left[\mathrm{PCl}_{4}\right]^{-}\)tetrahedral
4 Ionic solid with \(\left[\mathrm{PCl}_{4}\right]^{+}\)tetrahedral and \(\left[\mathrm{PCl}_{6}\right]^{-}\)octahedral
CHXI11:THE P-BLOCK ELEMENTS

316863 Formation of \(\mathrm{PCl}_{3}\) is explained on the basis of what hybridisation of phosphorus atom?

1 \(\mathrm{sp}^{2}\)
2 \(\mathrm{sp}^{3}\)
3 \(\mathrm{sp}^{3} \mathrm{~d}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{3}}}{{\rm{d}}^{\rm{2}}}\)
MHTCET - 2018
CHXI11:THE P-BLOCK ELEMENTS

316864 Which of the following reaction proves the chlorinating property of phosphorus pentachloride?

1 \(\mathrm{PCl}_{5}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{POCl}_{3}+2 \mathrm{HCl}\)
2 \(2 \mathrm{PCl}_{5}+\mathrm{Sn} \longrightarrow \mathrm{SnCl}_{4}+2 \mathrm{PCl}_{3}\)
3 \(\mathrm{PCl}_{5} \longrightarrow \mathrm{PCl}_{3}+\mathrm{Cl}_{2}\)
4 \({{\rm{P}}_4} + 10{\rm{C}}{{\rm{l}}_2} \to 4{\rm{PC}}{{\rm{l}}_5}\)
CHXI11:THE P-BLOCK ELEMENTS

316865 On reaction with \(\mathrm{Cl}_{2}\), phosphorus forms two types of halides '\({\rm{A}}\)' and '\({\rm{B}}\)'. Halide \({\rm{A}}\) is yellowish-white powder but halide ' \(B\) ' is colourless oily liquid. Compounds " \(\mathrm{A}\) ", " \(\mathrm{B}\) " and their hydrolysis products are, respectively

1 \(\mathrm{PCl}_{5}, \mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
2 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}, \mathrm{H}_{3} \mathrm{PO}_{3}\)
3 \(\mathrm{PCl}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{H}_{3} \mathrm{PO}_{4}\)
4 \(\mathrm{PCl}_{3}, \mathrm{H}_{3} \mathrm{PO}_{3}, \mathrm{PCl}_{5}, \mathrm{H}_{3} \mathrm{PO}_{4}\)