Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Mix Select correct statements -
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Mix Single Correct MCQ
Published on: August 13, 2026

Select correct statements -

A
Ca 3 (PO 4 ) 2 is part of bones and 3Ca 3 (PO 4 ) 2 . CaF 2 is part of enamel in teeth
B
Ca 2+ ions are important in blood clotting
C
BeH 2 and MgH 2 are covalent and polymeric while CaH 2 , SrH 2 and BaH 2 are ionic
D
BeH 2 contain three-centre two-electron bonds

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The correct answer is:
CHECK THE SOLUTION.

(a, b, c, d) Due to smaller size BeH 2 & MgH 2 are covalent. For stability BeH 2 containts 3 centre 2e bond.

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