Chemical Properties and General Characteristics of Group – 13 Elements
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CHXI11:THE P-BLOCK ELEMENTS

316316 Which of the following species exists (A) \(\left[\mathrm{SiF}_{6}\right]^{2-},(\mathrm{B})\left[\mathrm{GeCl}_{6}\right]^{2-}\) and \((\mathrm{C})\left[\mathrm{CCl}_{6}\right]^{2-}\) ?

1 (A) and (B)
2 (B) and (C)
3 Only (C)
4 (A) and (C)
CHXI11:THE P-BLOCK ELEMENTS

316317 The thermal stability order for group 14 tetra halides is:

1 \({\text{C}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
2 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}\)
3 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
4 None of these
CHXI11:THE P-BLOCK ELEMENTS

316318 Assertion :
\(\mathrm{CCl}_{4}\) is inert towards hydrolysis but \(\mathrm{SiCl}_{4}\) is readily hydrolysed.
Reason :
Carbon cannot expand its octet but silicon can expand its octet.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI11:THE P-BLOCK ELEMENTS

316319 Assertion :
Between \(\mathrm{SiCl}_{4}\) and \(\mathrm{CCl}_{4}, \) only \(\mathrm{SiCl}_{4}\) reacts with water.
Reason :
\(\mathrm{SiCl}_{4}\) is ionic and \(\mathrm{CCl}_{4}\) is covalent.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
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CHXI11:THE P-BLOCK ELEMENTS

316316 Which of the following species exists (A) \(\left[\mathrm{SiF}_{6}\right]^{2-},(\mathrm{B})\left[\mathrm{GeCl}_{6}\right]^{2-}\) and \((\mathrm{C})\left[\mathrm{CCl}_{6}\right]^{2-}\) ?

1 (A) and (B)
2 (B) and (C)
3 Only (C)
4 (A) and (C)
CHXI11:THE P-BLOCK ELEMENTS

316317 The thermal stability order for group 14 tetra halides is:

1 \({\text{C}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
2 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}\)
3 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
4 None of these
CHXI11:THE P-BLOCK ELEMENTS

316318 Assertion :
\(\mathrm{CCl}_{4}\) is inert towards hydrolysis but \(\mathrm{SiCl}_{4}\) is readily hydrolysed.
Reason :
Carbon cannot expand its octet but silicon can expand its octet.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI11:THE P-BLOCK ELEMENTS

316319 Assertion :
Between \(\mathrm{SiCl}_{4}\) and \(\mathrm{CCl}_{4}, \) only \(\mathrm{SiCl}_{4}\) reacts with water.
Reason :
\(\mathrm{SiCl}_{4}\) is ionic and \(\mathrm{CCl}_{4}\) is covalent.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
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CHXI11:THE P-BLOCK ELEMENTS

316316 Which of the following species exists (A) \(\left[\mathrm{SiF}_{6}\right]^{2-},(\mathrm{B})\left[\mathrm{GeCl}_{6}\right]^{2-}\) and \((\mathrm{C})\left[\mathrm{CCl}_{6}\right]^{2-}\) ?

1 (A) and (B)
2 (B) and (C)
3 Only (C)
4 (A) and (C)
CHXI11:THE P-BLOCK ELEMENTS

316317 The thermal stability order for group 14 tetra halides is:

1 \({\text{C}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
2 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}\)
3 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
4 None of these
CHXI11:THE P-BLOCK ELEMENTS

316318 Assertion :
\(\mathrm{CCl}_{4}\) is inert towards hydrolysis but \(\mathrm{SiCl}_{4}\) is readily hydrolysed.
Reason :
Carbon cannot expand its octet but silicon can expand its octet.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI11:THE P-BLOCK ELEMENTS

316319 Assertion :
Between \(\mathrm{SiCl}_{4}\) and \(\mathrm{CCl}_{4}, \) only \(\mathrm{SiCl}_{4}\) reacts with water.
Reason :
\(\mathrm{SiCl}_{4}\) is ionic and \(\mathrm{CCl}_{4}\) is covalent.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
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CHXI11:THE P-BLOCK ELEMENTS

316316 Which of the following species exists (A) \(\left[\mathrm{SiF}_{6}\right]^{2-},(\mathrm{B})\left[\mathrm{GeCl}_{6}\right]^{2-}\) and \((\mathrm{C})\left[\mathrm{CCl}_{6}\right]^{2-}\) ?

1 (A) and (B)
2 (B) and (C)
3 Only (C)
4 (A) and (C)
CHXI11:THE P-BLOCK ELEMENTS

316317 The thermal stability order for group 14 tetra halides is:

1 \({\text{C}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
2 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Si}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}\)
3 \({\text{Sn}}{{\text{X}}_{\text{4}}}{\text{ > C}}{{\text{X}}_{\text{4}}}{\text{ > Ge}}{{\text{X}}_{\text{4}}}{\text{ > Sn}}{{\text{X}}_{\text{4}}}\)
4 None of these
CHXI11:THE P-BLOCK ELEMENTS

316318 Assertion :
\(\mathrm{CCl}_{4}\) is inert towards hydrolysis but \(\mathrm{SiCl}_{4}\) is readily hydrolysed.
Reason :
Carbon cannot expand its octet but silicon can expand its octet.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI11:THE P-BLOCK ELEMENTS

316319 Assertion :
Between \(\mathrm{SiCl}_{4}\) and \(\mathrm{CCl}_{4}, \) only \(\mathrm{SiCl}_{4}\) reacts with water.
Reason :
\(\mathrm{SiCl}_{4}\) is ionic and \(\mathrm{CCl}_{4}\) is covalent.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
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