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Online Prep Test
NEET
Forum
Hardest substance known is___________??? 1. Diamond 2. graphite 3. alloy of tin and iron 4. enamel of tooth
Hardest substance known is___________??? 1. Diamond 2. graphite 3. alloy of tin and iron 4. enamel of tooth
ans is________
Vishalraj
25 Feb
332 Answers
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ML
Mrunal
25 Feb
diamond
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OP
Om
21 Feb
enamel of tooth
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HB
Halima
06 Feb
1. Daimond
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KS
Kulkarni
06 Feb
A
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HK
Hari
03 Feb
Diamond
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SD
Sachin
02 Feb
A-diamond
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hari
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ZT
Zaiba
31 Jan
DIAMOND
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SS
Saahir
27 Jan
Diamond
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SK
Shanu
25 Jan
diamond
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AT
Abhishek
25 Jan
4
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AG
Ayush
20 Jan
diamond
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MS
Megha
11 Jan
Diamond
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MS
Megha
11 Jan
Diamond
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SJ
Shreya
11 Jan
diamond
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SC
Sweety
09 Jan
Diamond
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RB
Ramesh
07 Jan
diamond
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Ayush
02 Jan
diamond
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RR
Raghulan
31 Dec
diamond
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PB
Purvaja
20 Dec
Diamond due to its sp3 hybridization .But recently by mohs hardness scale ,by considering compressive pressure ,Wurtzite boron nitride has greater indentation strength than diamond.
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AK
Abdul
06 Dec
enamel of tooth
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