Miscellaneous Question based on Group – 15, 16, 17, and 18 Elements
CHXI11:THE P-BLOCK ELEMENTS

316621 In which of the following arrangements, the order is not strictly according to the property written against it?

1 \(\mathrm{CO}_{2} < \mathrm{SiO}_{2} < \mathrm{SnO}_{2} < \mathrm{PbO}_{2}\) (oxidising power)
2 \(\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}\) (acidic strength)
3 \(\mathrm{NH}_{3}>\mathrm{PH}_{3} < \mathrm{AsH}_{3} < \mathrm{SbH}_{3}\) (basic strength)
4 B \( < \) C \( < \) O \( < N\) (first ionisaiton enthalpy)
CHXI11:THE P-BLOCK ELEMENTS

316622 Explain why inspite of nearly the same electronegativity, nitrogen forms hydrogen bonding while chlorine does not.

1 Due to small size of Nitrogen
2 Half filled p-orbital configuration in \(\mathrm{N}\)
3 Chlorine has high electron affinity
4 Due to more electronegativity of \(\mathrm{N}\)
CHXI11:THE P-BLOCK ELEMENTS

316623 Assertion :
Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.
Reason :
The reaction between nitrogen and oxygen requires high temperature.

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

316624 Excess of \(\mathrm{PCl}_{5}\) reacts with conc. \(\mathrm{H}_{2} \mathrm{SO}_{4}\) giving

1 sulphuryl chloride
2 sulphurous acid
3 chlorosulphonic acid
4 Colloidal sulphur
CHXI11:THE P-BLOCK ELEMENTS

316625 Match the coloumn I (Processes) with coloumn II (Substance produced) and mark the correct option
Column I
Column II
A
Haber’s process
P
\({\rm{HN}}{{\rm{O}}_{\rm{3}}}\)
B
Ostwald process
Q
\({{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
C
Contact process
R
\({\rm{Al}}\)
D
Hall Heroult process
S
\({\rm{N}}{{\rm{H}}_{\rm{3}}}\)

1 A - S, B - P, C - Q, D - R
2 A - P, B - S, C - Q, D - R
3 A - P, B - S, C - R, D - Q
4 A - S, B - P, C - R, D - Q
CHXI11:THE P-BLOCK ELEMENTS

316621 In which of the following arrangements, the order is not strictly according to the property written against it?

1 \(\mathrm{CO}_{2} < \mathrm{SiO}_{2} < \mathrm{SnO}_{2} < \mathrm{PbO}_{2}\) (oxidising power)
2 \(\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}\) (acidic strength)
3 \(\mathrm{NH}_{3}>\mathrm{PH}_{3} < \mathrm{AsH}_{3} < \mathrm{SbH}_{3}\) (basic strength)
4 B \( < \) C \( < \) O \( < N\) (first ionisaiton enthalpy)
CHXI11:THE P-BLOCK ELEMENTS

316622 Explain why inspite of nearly the same electronegativity, nitrogen forms hydrogen bonding while chlorine does not.

1 Due to small size of Nitrogen
2 Half filled p-orbital configuration in \(\mathrm{N}\)
3 Chlorine has high electron affinity
4 Due to more electronegativity of \(\mathrm{N}\)
CHXI11:THE P-BLOCK ELEMENTS

316623 Assertion :
Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.
Reason :
The reaction between nitrogen and oxygen requires high temperature.

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

316624 Excess of \(\mathrm{PCl}_{5}\) reacts with conc. \(\mathrm{H}_{2} \mathrm{SO}_{4}\) giving

1 sulphuryl chloride
2 sulphurous acid
3 chlorosulphonic acid
4 Colloidal sulphur
CHXI11:THE P-BLOCK ELEMENTS

316625 Match the coloumn I (Processes) with coloumn II (Substance produced) and mark the correct option
Column I
Column II
A
Haber’s process
P
\({\rm{HN}}{{\rm{O}}_{\rm{3}}}\)
B
Ostwald process
Q
\({{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
C
Contact process
R
\({\rm{Al}}\)
D
Hall Heroult process
S
\({\rm{N}}{{\rm{H}}_{\rm{3}}}\)

1 A - S, B - P, C - Q, D - R
2 A - P, B - S, C - Q, D - R
3 A - P, B - S, C - R, D - Q
4 A - S, B - P, C - R, D - Q
CHXI11:THE P-BLOCK ELEMENTS

316621 In which of the following arrangements, the order is not strictly according to the property written against it?

1 \(\mathrm{CO}_{2} < \mathrm{SiO}_{2} < \mathrm{SnO}_{2} < \mathrm{PbO}_{2}\) (oxidising power)
2 \(\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}\) (acidic strength)
3 \(\mathrm{NH}_{3}>\mathrm{PH}_{3} < \mathrm{AsH}_{3} < \mathrm{SbH}_{3}\) (basic strength)
4 B \( < \) C \( < \) O \( < N\) (first ionisaiton enthalpy)
CHXI11:THE P-BLOCK ELEMENTS

316622 Explain why inspite of nearly the same electronegativity, nitrogen forms hydrogen bonding while chlorine does not.

1 Due to small size of Nitrogen
2 Half filled p-orbital configuration in \(\mathrm{N}\)
3 Chlorine has high electron affinity
4 Due to more electronegativity of \(\mathrm{N}\)
CHXI11:THE P-BLOCK ELEMENTS

316623 Assertion :
Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.
Reason :
The reaction between nitrogen and oxygen requires high temperature.

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

316624 Excess of \(\mathrm{PCl}_{5}\) reacts with conc. \(\mathrm{H}_{2} \mathrm{SO}_{4}\) giving

1 sulphuryl chloride
2 sulphurous acid
3 chlorosulphonic acid
4 Colloidal sulphur
CHXI11:THE P-BLOCK ELEMENTS

316625 Match the coloumn I (Processes) with coloumn II (Substance produced) and mark the correct option
Column I
Column II
A
Haber’s process
P
\({\rm{HN}}{{\rm{O}}_{\rm{3}}}\)
B
Ostwald process
Q
\({{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
C
Contact process
R
\({\rm{Al}}\)
D
Hall Heroult process
S
\({\rm{N}}{{\rm{H}}_{\rm{3}}}\)

1 A - S, B - P, C - Q, D - R
2 A - P, B - S, C - Q, D - R
3 A - P, B - S, C - R, D - Q
4 A - S, B - P, C - R, D - Q
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CHXI11:THE P-BLOCK ELEMENTS

316621 In which of the following arrangements, the order is not strictly according to the property written against it?

1 \(\mathrm{CO}_{2} < \mathrm{SiO}_{2} < \mathrm{SnO}_{2} < \mathrm{PbO}_{2}\) (oxidising power)
2 \(\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}\) (acidic strength)
3 \(\mathrm{NH}_{3}>\mathrm{PH}_{3} < \mathrm{AsH}_{3} < \mathrm{SbH}_{3}\) (basic strength)
4 B \( < \) C \( < \) O \( < N\) (first ionisaiton enthalpy)
CHXI11:THE P-BLOCK ELEMENTS

316622 Explain why inspite of nearly the same electronegativity, nitrogen forms hydrogen bonding while chlorine does not.

1 Due to small size of Nitrogen
2 Half filled p-orbital configuration in \(\mathrm{N}\)
3 Chlorine has high electron affinity
4 Due to more electronegativity of \(\mathrm{N}\)
CHXI11:THE P-BLOCK ELEMENTS

316623 Assertion :
Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.
Reason :
The reaction between nitrogen and oxygen requires high temperature.

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

316624 Excess of \(\mathrm{PCl}_{5}\) reacts with conc. \(\mathrm{H}_{2} \mathrm{SO}_{4}\) giving

1 sulphuryl chloride
2 sulphurous acid
3 chlorosulphonic acid
4 Colloidal sulphur
CHXI11:THE P-BLOCK ELEMENTS

316625 Match the coloumn I (Processes) with coloumn II (Substance produced) and mark the correct option
Column I
Column II
A
Haber’s process
P
\({\rm{HN}}{{\rm{O}}_{\rm{3}}}\)
B
Ostwald process
Q
\({{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
C
Contact process
R
\({\rm{Al}}\)
D
Hall Heroult process
S
\({\rm{N}}{{\rm{H}}_{\rm{3}}}\)

1 A - S, B - P, C - Q, D - R
2 A - P, B - S, C - Q, D - R
3 A - P, B - S, C - R, D - Q
4 A - S, B - P, C - R, D - Q
CHXI11:THE P-BLOCK ELEMENTS

316621 In which of the following arrangements, the order is not strictly according to the property written against it?

1 \(\mathrm{CO}_{2} < \mathrm{SiO}_{2} < \mathrm{SnO}_{2} < \mathrm{PbO}_{2}\) (oxidising power)
2 \(\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}\) (acidic strength)
3 \(\mathrm{NH}_{3}>\mathrm{PH}_{3} < \mathrm{AsH}_{3} < \mathrm{SbH}_{3}\) (basic strength)
4 B \( < \) C \( < \) O \( < N\) (first ionisaiton enthalpy)
CHXI11:THE P-BLOCK ELEMENTS

316622 Explain why inspite of nearly the same electronegativity, nitrogen forms hydrogen bonding while chlorine does not.

1 Due to small size of Nitrogen
2 Half filled p-orbital configuration in \(\mathrm{N}\)
3 Chlorine has high electron affinity
4 Due to more electronegativity of \(\mathrm{N}\)
CHXI11:THE P-BLOCK ELEMENTS

316623 Assertion :
Nitrogen and oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.
Reason :
The reaction between nitrogen and oxygen requires high temperature.

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

316624 Excess of \(\mathrm{PCl}_{5}\) reacts with conc. \(\mathrm{H}_{2} \mathrm{SO}_{4}\) giving

1 sulphuryl chloride
2 sulphurous acid
3 chlorosulphonic acid
4 Colloidal sulphur
CHXI11:THE P-BLOCK ELEMENTS

316625 Match the coloumn I (Processes) with coloumn II (Substance produced) and mark the correct option
Column I
Column II
A
Haber’s process
P
\({\rm{HN}}{{\rm{O}}_{\rm{3}}}\)
B
Ostwald process
Q
\({{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
C
Contact process
R
\({\rm{Al}}\)
D
Hall Heroult process
S
\({\rm{N}}{{\rm{H}}_{\rm{3}}}\)

1 A - S, B - P, C - Q, D - R
2 A - P, B - S, C - Q, D - R
3 A - P, B - S, C - R, D - Q
4 A - S, B - P, C - R, D - Q