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

316464 Read the Statement - A and Statement - B carefully to mark the correct options given below
Statement A :
Melting point of boron (2453 K) is unusually high in group 13 elements.
Statement B :
Solid boron has very strong crystalline lattice.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
JEE Main - 2024
CHXI11:THE P-BLOCK ELEMENTS

316465 Assertion :
Boron differs from aluminium and other members of group 13 in a number of properties
Reason :
Boron does not show anomalous behaviour.

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

316466 Read the Statement A and Statement B carefully and mark correct option.
Statement A :
Boron is extremely hard indicating its high lattice energy.
Statement B :
Boron has highest melting and boiling point compared to its other group members.

1 Both Statement A and Statement B are correct.
2 Statement A is correct but Statement B is incorrect.
3 Both Statement A and Statement B are incorrect.
4 Statement A is incorrect but Statement B is correct.
JEE - 2023
CHXI11:THE P-BLOCK ELEMENTS

316467 Boron exhibits maximum covalency of

1 3
2 5
3 2
4 4
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CHXI11:THE P-BLOCK ELEMENTS

316464 Read the Statement - A and Statement - B carefully to mark the correct options given below
Statement A :
Melting point of boron (2453 K) is unusually high in group 13 elements.
Statement B :
Solid boron has very strong crystalline lattice.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
JEE Main - 2024
CHXI11:THE P-BLOCK ELEMENTS

316465 Assertion :
Boron differs from aluminium and other members of group 13 in a number of properties
Reason :
Boron does not show anomalous behaviour.

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

316466 Read the Statement A and Statement B carefully and mark correct option.
Statement A :
Boron is extremely hard indicating its high lattice energy.
Statement B :
Boron has highest melting and boiling point compared to its other group members.

1 Both Statement A and Statement B are correct.
2 Statement A is correct but Statement B is incorrect.
3 Both Statement A and Statement B are incorrect.
4 Statement A is incorrect but Statement B is correct.
JEE - 2023
CHXI11:THE P-BLOCK ELEMENTS

316467 Boron exhibits maximum covalency of

1 3
2 5
3 2
4 4
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CHXI11:THE P-BLOCK ELEMENTS

316464 Read the Statement - A and Statement - B carefully to mark the correct options given below
Statement A :
Melting point of boron (2453 K) is unusually high in group 13 elements.
Statement B :
Solid boron has very strong crystalline lattice.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
JEE Main - 2024
CHXI11:THE P-BLOCK ELEMENTS

316465 Assertion :
Boron differs from aluminium and other members of group 13 in a number of properties
Reason :
Boron does not show anomalous behaviour.

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

316466 Read the Statement A and Statement B carefully and mark correct option.
Statement A :
Boron is extremely hard indicating its high lattice energy.
Statement B :
Boron has highest melting and boiling point compared to its other group members.

1 Both Statement A and Statement B are correct.
2 Statement A is correct but Statement B is incorrect.
3 Both Statement A and Statement B are incorrect.
4 Statement A is incorrect but Statement B is correct.
JEE - 2023
CHXI11:THE P-BLOCK ELEMENTS

316467 Boron exhibits maximum covalency of

1 3
2 5
3 2
4 4
For More Updates join with Us
CHXI11:THE P-BLOCK ELEMENTS

316464 Read the Statement - A and Statement - B carefully to mark the correct options given below
Statement A :
Melting point of boron (2453 K) is unusually high in group 13 elements.
Statement B :
Solid boron has very strong crystalline lattice.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
JEE Main - 2024
CHXI11:THE P-BLOCK ELEMENTS

316465 Assertion :
Boron differs from aluminium and other members of group 13 in a number of properties
Reason :
Boron does not show anomalous behaviour.

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

316466 Read the Statement A and Statement B carefully and mark correct option.
Statement A :
Boron is extremely hard indicating its high lattice energy.
Statement B :
Boron has highest melting and boiling point compared to its other group members.

1 Both Statement A and Statement B are correct.
2 Statement A is correct but Statement B is incorrect.
3 Both Statement A and Statement B are incorrect.
4 Statement A is incorrect but Statement B is correct.
JEE - 2023
CHXI11:THE P-BLOCK ELEMENTS

316467 Boron exhibits maximum covalency of

1 3
2 5
3 2
4 4