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MCQMediumJEE Main 2026 · 23 January, Shift 1Group 13 Elements

Chemistry Question from JEE Main 2026 · 23 January, Shift 1

The correct statements from the following are :

A. Ionic radii of trivalent cations of group 1313 elements decreases down the group.

B. Electronegativity of group 1313 elements decreases down the group.

C. Among the group 1313 elements, Boron has highest first ionisation enthalpy.

D. The trichloride and triiodide of group 1313 elements are covalent in nature.

Choose the correct answer from the options given below :

  • A

    C and D Only

  • B

    A and D Only

  • C

    A and C Only

  • D

    B and D Only

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