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Energy gaps between the highest filled band and the lowest empty bands in elements A,B,C and D are 0,70,530 and 110 kJ mol-1. Thus
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a
element A is metal
b
element C is insulator
c
element B and D can be semiconductors
d
AII the above are correct conclusions about elements A,B,C and D
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Correct option is D
Highest energy gap makes the element insulator and Iowest one makes the element a good conductor (metal)Talk to our academic expert!
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