Correct statement about 13th group. A. Electronegativity decreases regularly down the graph. B. Ioni — AITS & Test Series Chemistry Question

Question

Correct statement about 13th group. A. Electronegativity decreases regularly down the graph. B. Ionic radii decrease down the graph. C. Boron has the highest ionisation energy. D. Trichloride of aluminium are covalent in nature A) A, B, C only B) C, D only C) A, C, D only D) B, C, D only