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Grade: 11
        
If the bond dissociation energies of XY, X2 and Y2 are in ratio 1:1:0.5 and delta H for formation of XY is -200 kj/mol. The bond dissociation energy of X2 will be
100          200
800          -850
400           120
 ( Kilo joule/mol )
one year ago

Answers : (1)

jayeshgroup
13 Points
							
"Acid grade mineral kind of ca halide, CaF₂. its mostly belong to the salt minerals. It crystallizes in isometric blockish
habit, though octahedral and additional advance isometric forms don't seem to be uncommon. The graduated table of mineral hardness supported scratch hardness comparison, defines price four as a mineral."
 
jayeshgroup Dot com
one year ago
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