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Chemical Bonding and Molecular Structure — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryChemical Bonding and Molecular Structure2 Marks
Question
AIF3 is a high melting solid whereas SiF4 is a gas. Explain.
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Answer

AIF3 is an ionic compound and there is strong force of attraction between Al3+ and F- ions. Whereas SiF4 is a covalent compound formed by sharing of electrons.

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