Home
Class 12
CHEMISTRY
Which one of the following carbon alotro...

Which one of the following carbon alotrope is very hard?

A

Graphite

B

Diamond

C

Fullerene

D

Graphene

Text Solution

Verified by Experts

The correct Answer is:
A, D
Promotional Banner

Topper's Solved these Questions

  • p-BLOCK ELEMENTS -I

    FULL MARKS|Exercise Additional Questions -Fill in the blanks|38 Videos

  • p-BLOCK ELEMENTS -I

    FULL MARKS|Exercise Additional Questions - MATCH THE FOLLOWING:|5 Videos

  • p-BLOCK ELEMENTS -I

    FULL MARKS|Exercise EVALUATE YOURSELF|1 Videos

  • P - BLOCK ELEMENTS - II

    FULL MARKS|Exercise Additional Questions (5 Mark Questions)|11 Videos

  • SAMPLE PAPER - 11 (UNSOLVED)

    FULL MARKS|Exercise PART - IV|3 Videos

Similar Questions

Explore conceptually related problems

Which one of the following is true?

Which one of the following in not correct?

Which one of the following is a metalloid?

FULL MARKS-p-BLOCK ELEMENTS -I-Additional Questions ( CHOOSE THE CORRECT ANSWER ):
  1. Compound used for propellant i s ..................

    Text Solution

    |

  2. Which one of the following is double salt?

    Text Solution

    |

  3. Consider the following statements, (i) Alums are more soluble in hot ...

    Text Solution

    |

  4. The structure of graphite is

    Text Solution

    |

  5. Which one of the following is used a lubricant?

    Text Solution

    |

  6. Which one of the following carbon alotrope is very hard?

    Text Solution

    |

  7. Recently discovered allotropes of carbon is ………………. .

    Text Solution

    |

  8. CO and N(2) mixture is ……..

    Text Solution

    |

  9. Syn gas is ……..

    Text Solution

    |

  10. Ethene is mixed with carbon monoxide and hydrogen gas to produce propa...

    Text Solution

    |

  11. …………………… is a good reducing agent.

    Text Solution

    |

  12. Critical temperature of CO(2) is ………..

    Text Solution

    |

  13. Which one of the following compound is important for photosynthesis?

    Text Solution

    |

  14. General empirical formula of silicone is ………………. .

    Text Solution

    |

  15. Consider the following statements (i) All Silicones are hydrophilic ...

    Text Solution

    |

  16. Silicate contains silicon and oxygen in ………………… units.

    Text Solution

    |

  17. Ortho silicates are also called as ………….

    Text Solution

    |

  18. Example of Ring silicate is ………….

    Text Solution

    |

  19. Pick out the three dimensional silicates?

    Text Solution

    |

  20. Compound used to remove the permanent hardness of water is ……………. .

    Text Solution

    |