which is hardest substance in world
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Diamond is the hardest naturally occurring substance found on the Earth
parthvijay:
No
Then u tell the correct answer
yea
say
wrutzite boron nitride is the hardest substance.it is as similar as dimond in appearance..
ok
thnks
ur welcome millii
:)
Answered by
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wurtzite boron nitride is hardest substance in world\
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second is diamond
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second is diamond
No
its correct!
which 1 is correct ?
wurtzite boron nitride
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