MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryChemical BondingIonic Bond The melting point of RbBr is 682ºC while that of NaF is 988ºC. The principal reason for this fact is :
A.the molar mass of NaF is smaller than that of
B.the bond in RbBr has more covalent character
C.the difference in electronegativity between Rb
D.the internuclear distance, rc + ra is greater for
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