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

332 Answers

- PY
  
  Payal
- 05 Dec
diamond
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0

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- SM
  
  Sneha
- 05 Dec
diamond
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- NL
  
  Namala
- 04 Dec
diamond
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- IP
  
  Indu
- 04 Dec
diamond
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- AK
  
  Aman
- 04 Dec
diamond
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- UR
  
  Usman
- 04 Dec
diamond
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- NN
  
  Neha
- 02 Dec
diamond
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- SJ
  
  Shreya
- 01 Dec
diamond
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- SJ
  
  Shreya
- 01 Dec
diamond
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- SS
  
  Shafna
- 01 Dec
Diamond is a hardest natural material in earth.... while enamel is the hardest one in human body
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- NK
  
  Neetu
- 29 Nov
1
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- SR
  
  Soumya
- 28 Nov
diamond
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- RV
  
  Rohan
- 24 Nov
diamond
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- LP
  
  Lingeshwar
- 24 Nov
Diamond because of this rigid three dimensional bonding pattern
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- SM
  
  Swetha
- 23 Nov
Diamond
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- PS
  
  Pooja
- 23 Nov
diamond
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- HV
  
  Harshitha
- 21 Nov
enamel of teeth
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- KA
  
  Kumari
- 17 Nov
diamond
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- SG
  
  Subham
- 15 Nov
Here it's Diamond But in Real Boroncarbide(BC2)is harder than diamond.
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- Kallu
- 11 Nov
Diamond
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