Introduction to Group 13 Elements
CHXI11:THE P-BLOCK ELEMENTS

316567 The decreasing tendency to exist in puckered 8 -membered ring structure is

1 \(\mathrm{S}>\mathrm{Se}>\mathrm{Te}>\mathrm{Po}\)
2 \(\mathrm{Se}>\mathrm{S}>\mathrm{Te}>\mathrm{Po}\)
3 \(\mathrm{S}>\mathrm{Te}>\mathrm{Se}>\mathrm{Po}\)
4 \(\mathrm{Te}>\mathrm{Se}>\mathrm{S}>\mathrm{Po}\)
CHXI11:THE P-BLOCK ELEMENTS

316568 The incorrect statement among the following is

1 \(\mathrm{C}_{60}\) is an allotropic form of carbon
2 \(\mathrm{O}_{3}\) is an allotropic form of oxygen
3 \(\mathrm{S}_{8}\) is only allotropic form of sulphur
4 Red phosphorus is more stable in air than white phosphorus
CHXI11:THE P-BLOCK ELEMENTS

316569 Assertion :
Among chalcogens, tendency of catenation is maximum for sulphur.
Reason :
\(\mathrm{S}-\mathrm{S}\) bond dissociation energy is higher than \(\mathrm{O}-\mathrm{O}\) bond dissociation energy.

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

316570 The decreasing order of catenation of group 16 elements is:

1 \(\mathrm{O}>\mathrm{S}>\mathrm{Se}>\mathrm{Te}\)
2 \(\mathrm{S}>\mathrm{O}>\mathrm{Se}>\mathrm{Te}\)
3 \(\mathrm{S}>\mathrm{Se}>\mathrm{O}>\mathrm{Te}\)
4 \(\mathrm{O}>\mathrm{S}>\mathrm{Te}>\mathrm{Se}\)
CHXI11:THE P-BLOCK ELEMENTS

316571 Among the following, the one that is not a pair of allotropes is

1 oxygen and ozone
2 hydrogen and deuterium
3 red phosphorus and yellow phosphorus
4 diamond and graphite
CHXI11:THE P-BLOCK ELEMENTS

316567 The decreasing tendency to exist in puckered 8 -membered ring structure is

1 \(\mathrm{S}>\mathrm{Se}>\mathrm{Te}>\mathrm{Po}\)
2 \(\mathrm{Se}>\mathrm{S}>\mathrm{Te}>\mathrm{Po}\)
3 \(\mathrm{S}>\mathrm{Te}>\mathrm{Se}>\mathrm{Po}\)
4 \(\mathrm{Te}>\mathrm{Se}>\mathrm{S}>\mathrm{Po}\)
CHXI11:THE P-BLOCK ELEMENTS

316568 The incorrect statement among the following is

1 \(\mathrm{C}_{60}\) is an allotropic form of carbon
2 \(\mathrm{O}_{3}\) is an allotropic form of oxygen
3 \(\mathrm{S}_{8}\) is only allotropic form of sulphur
4 Red phosphorus is more stable in air than white phosphorus
CHXI11:THE P-BLOCK ELEMENTS

316569 Assertion :
Among chalcogens, tendency of catenation is maximum for sulphur.
Reason :
\(\mathrm{S}-\mathrm{S}\) bond dissociation energy is higher than \(\mathrm{O}-\mathrm{O}\) bond dissociation energy.

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

316570 The decreasing order of catenation of group 16 elements is:

1 \(\mathrm{O}>\mathrm{S}>\mathrm{Se}>\mathrm{Te}\)
2 \(\mathrm{S}>\mathrm{O}>\mathrm{Se}>\mathrm{Te}\)
3 \(\mathrm{S}>\mathrm{Se}>\mathrm{O}>\mathrm{Te}\)
4 \(\mathrm{O}>\mathrm{S}>\mathrm{Te}>\mathrm{Se}\)
CHXI11:THE P-BLOCK ELEMENTS

316571 Among the following, the one that is not a pair of allotropes is

1 oxygen and ozone
2 hydrogen and deuterium
3 red phosphorus and yellow phosphorus
4 diamond and graphite
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI11:THE P-BLOCK ELEMENTS

316567 The decreasing tendency to exist in puckered 8 -membered ring structure is

1 \(\mathrm{S}>\mathrm{Se}>\mathrm{Te}>\mathrm{Po}\)
2 \(\mathrm{Se}>\mathrm{S}>\mathrm{Te}>\mathrm{Po}\)
3 \(\mathrm{S}>\mathrm{Te}>\mathrm{Se}>\mathrm{Po}\)
4 \(\mathrm{Te}>\mathrm{Se}>\mathrm{S}>\mathrm{Po}\)
CHXI11:THE P-BLOCK ELEMENTS

316568 The incorrect statement among the following is

1 \(\mathrm{C}_{60}\) is an allotropic form of carbon
2 \(\mathrm{O}_{3}\) is an allotropic form of oxygen
3 \(\mathrm{S}_{8}\) is only allotropic form of sulphur
4 Red phosphorus is more stable in air than white phosphorus
CHXI11:THE P-BLOCK ELEMENTS

316569 Assertion :
Among chalcogens, tendency of catenation is maximum for sulphur.
Reason :
\(\mathrm{S}-\mathrm{S}\) bond dissociation energy is higher than \(\mathrm{O}-\mathrm{O}\) bond dissociation energy.

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

316570 The decreasing order of catenation of group 16 elements is:

1 \(\mathrm{O}>\mathrm{S}>\mathrm{Se}>\mathrm{Te}\)
2 \(\mathrm{S}>\mathrm{O}>\mathrm{Se}>\mathrm{Te}\)
3 \(\mathrm{S}>\mathrm{Se}>\mathrm{O}>\mathrm{Te}\)
4 \(\mathrm{O}>\mathrm{S}>\mathrm{Te}>\mathrm{Se}\)
CHXI11:THE P-BLOCK ELEMENTS

316571 Among the following, the one that is not a pair of allotropes is

1 oxygen and ozone
2 hydrogen and deuterium
3 red phosphorus and yellow phosphorus
4 diamond and graphite
CHXI11:THE P-BLOCK ELEMENTS

316567 The decreasing tendency to exist in puckered 8 -membered ring structure is

1 \(\mathrm{S}>\mathrm{Se}>\mathrm{Te}>\mathrm{Po}\)
2 \(\mathrm{Se}>\mathrm{S}>\mathrm{Te}>\mathrm{Po}\)
3 \(\mathrm{S}>\mathrm{Te}>\mathrm{Se}>\mathrm{Po}\)
4 \(\mathrm{Te}>\mathrm{Se}>\mathrm{S}>\mathrm{Po}\)
CHXI11:THE P-BLOCK ELEMENTS

316568 The incorrect statement among the following is

1 \(\mathrm{C}_{60}\) is an allotropic form of carbon
2 \(\mathrm{O}_{3}\) is an allotropic form of oxygen
3 \(\mathrm{S}_{8}\) is only allotropic form of sulphur
4 Red phosphorus is more stable in air than white phosphorus
CHXI11:THE P-BLOCK ELEMENTS

316569 Assertion :
Among chalcogens, tendency of catenation is maximum for sulphur.
Reason :
\(\mathrm{S}-\mathrm{S}\) bond dissociation energy is higher than \(\mathrm{O}-\mathrm{O}\) bond dissociation energy.

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

316570 The decreasing order of catenation of group 16 elements is:

1 \(\mathrm{O}>\mathrm{S}>\mathrm{Se}>\mathrm{Te}\)
2 \(\mathrm{S}>\mathrm{O}>\mathrm{Se}>\mathrm{Te}\)
3 \(\mathrm{S}>\mathrm{Se}>\mathrm{O}>\mathrm{Te}\)
4 \(\mathrm{O}>\mathrm{S}>\mathrm{Te}>\mathrm{Se}\)
CHXI11:THE P-BLOCK ELEMENTS

316571 Among the following, the one that is not a pair of allotropes is

1 oxygen and ozone
2 hydrogen and deuterium
3 red phosphorus and yellow phosphorus
4 diamond and graphite
CHXI11:THE P-BLOCK ELEMENTS

316567 The decreasing tendency to exist in puckered 8 -membered ring structure is

1 \(\mathrm{S}>\mathrm{Se}>\mathrm{Te}>\mathrm{Po}\)
2 \(\mathrm{Se}>\mathrm{S}>\mathrm{Te}>\mathrm{Po}\)
3 \(\mathrm{S}>\mathrm{Te}>\mathrm{Se}>\mathrm{Po}\)
4 \(\mathrm{Te}>\mathrm{Se}>\mathrm{S}>\mathrm{Po}\)
CHXI11:THE P-BLOCK ELEMENTS

316568 The incorrect statement among the following is

1 \(\mathrm{C}_{60}\) is an allotropic form of carbon
2 \(\mathrm{O}_{3}\) is an allotropic form of oxygen
3 \(\mathrm{S}_{8}\) is only allotropic form of sulphur
4 Red phosphorus is more stable in air than white phosphorus
CHXI11:THE P-BLOCK ELEMENTS

316569 Assertion :
Among chalcogens, tendency of catenation is maximum for sulphur.
Reason :
\(\mathrm{S}-\mathrm{S}\) bond dissociation energy is higher than \(\mathrm{O}-\mathrm{O}\) bond dissociation energy.

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

316570 The decreasing order of catenation of group 16 elements is:

1 \(\mathrm{O}>\mathrm{S}>\mathrm{Se}>\mathrm{Te}\)
2 \(\mathrm{S}>\mathrm{O}>\mathrm{Se}>\mathrm{Te}\)
3 \(\mathrm{S}>\mathrm{Se}>\mathrm{O}>\mathrm{Te}\)
4 \(\mathrm{O}>\mathrm{S}>\mathrm{Te}>\mathrm{Se}\)
CHXI11:THE P-BLOCK ELEMENTS

316571 Among the following, the one that is not a pair of allotropes is

1 oxygen and ozone
2 hydrogen and deuterium
3 red phosphorus and yellow phosphorus
4 diamond and graphite