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A-LevelChemistryChemical bonding9701/12 · May/June 2015 · Q31 Mark

Phosphorus forms a compound with hydrogen called phosphine, PH₃. This compound can react with a hydrogen ion, H⁺. Which type of interaction occurs between PH₃ and H⁺?

Adative covalent bond

Bdipole-dipole forces

Chydrogen bond

Dionic bond

✓ Correct answer

A: dative covalent bond

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About this question

Topic: Chemical bonding, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2015 Paper 1 Variant 2, question 3.

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