the melting point of scandium fluoride is 1552°c, explain why scandium fluoride has a high melting point.

Scandium(III) fluoride, ScF3, is an ionic compound. It is slightly soluble in water but dissolves in the presence of excess fluoride to form the ScF63− anion.

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the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

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