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CBSE Class 12-science Answered

which solids have more boiling point & melting point-ionic or covelant & why?
Asked by | 12 Mar, 2008, 01:52: PM
answered-by-expert Expert Answer

Covalent bond
Hard /insulator
Binding energy 150 to 500
 melting pt upto 4000K

Hard but brittle\
insulator
Binding energy400 to 4000 kj/mol
melting pt1500K

Answered by | 20 Mar, 2008, 10:58: AM

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