Hardest substance known is___________??? 1. Diamond 2. graphite 3. alloy of tin and iron 4. enamel of tooth

ans is________

• Vishalraj
• 12517 दृश्य
• 332 उत्तर

• diamond

  • Mrunal
  • 25 फरवरी
  • 0 टिप्पणी

  0

  ---

• enamel of tooth

  • Om
  • 21 फरवरी
  • 0 टिप्पणी

  0

  ---

• 1. Daimond

  • Halima
  • 06 फरवरी
  • 0 टिप्पणी

  0

  ---

• A

  • Kulkarni
  • 06 फरवरी
  • 0 टिप्पणी

  0

  ---

• Diamond

  • Hari
  • 03 फरवरी
  • 0 टिप्पणी

  0

  ---

• A-diamond

  • Sachin
  • 02 फरवरी
  • 0 टिप्पणी

  1

  ---

• DIAMOND 

  • Zaiba
  • 31 जनवरी
  • 0 टिप्पणी

  0

  ---

• Diamond

  • Saahir
  • 27 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Shanu
  • 25 जनवरी
  • 0 टिप्पणी

  0

  ---

• 4

  • Abhishek
  • 25 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Ayush
  • 20 जनवरी
  • 0 टिप्पणी

  0

  ---

• Diamond

  • Megha
  • 11 जनवरी
  • 0 टिप्पणी

  0

  ---

• Diamond

  • Megha
  • 11 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Shreya
  • 11 जनवरी
  • 0 टिप्पणी

  0

  ---

• Diamond

  • Sweety
  • 09 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Ramesh
  • 07 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Ayush
  • 02 जनवरी
  • 0 टिप्पणी

  0

  ---

• diamond

  • Raghulan
  • 31 दिसम्बर
  • 0 टिप्पणी

  0

  ---

• 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.

  • Purvaja
  • 20 दिसम्बर
  • 0 टिप्पणी

  0

  ---

• enamel of tooth

  • Abdul
  • 06 दिसम्बर
  • 0 टिप्पणी

  0

  ---

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