Home
Class 11
CHEMISTRY
Explain, why diamond is very hard but gr...

Explain, why diamond is very hard but graphite is soft .

Promotional Banner

Topper's Solved these Questions

  • SOME P-BLOCK ELEMENTS

    ICSE|Exercise ESSAY (LONG ANSWER) TYPE QUESTION|36 Videos

  • SOME P-BLOCK ELEMENTS

    ICSE|Exercise OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTIONS|44 Videos

  • SOME P-BLOCK ELEMENTS

    ICSE|Exercise VERY SHORT ANSWER TYPE QUESTIONS|53 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    ICSE|Exercise NCERT TEXT-BOOK EXERCISES (WITH HINGS AND SOLUTIONS) |36 Videos

  • STATES OF MATTER : GASES AND LIQUIDS

    ICSE|Exercise NCERT TEXT-BOOK EXERCISES (With Hints and Solutions)|23 Videos

Similar Questions

Explore conceptually related problems

Assertion (A) : Graphite is chemically more reactive than diamond . Reason (R) : Diamond is very hard but fraphite si soof .

Diamond is very hard, because

Diamond is harder than graphite.

Graphite is soft because:

Explain why ionic compounds are hard and brittle?

With reference to the structure of the two crystalline allotropes of carbon, state why diamond is inert or unreactive while graphite in comparably more reactive,

Explain why calcuim ion makes water hard, but sodium ion does not.

Assertion (A) : Graphite is soft while diamond is very hard . Reason (R) : Graphite has a three -dimensional structure while diamond has planer struture .

Explain why ionic solids are quite hard and rigid.

Explain why lonic reactions are very fast.

ICSE-SOME P-BLOCK ELEMENTS -SHORT ANSWER TYPE QUESTIONS
  1. Graphite is anisotropic with respect to conduction of electric current...

    Text Solution

    |

  2. Explain why graphite is soft and can be used as a lubricant.

    Text Solution

    |

  3. Explain, why diamond is very hard but graphite is soft .

    Text Solution

    |

  4. How will you account for the following: Graphite is soft and is used...

    Text Solution

    |

  5. Write a short note on the amorphous forms of carbon.

    Text Solution

    |

  6. What happens when carbon is treated with hot and conc. H2 SO4

    Text Solution

    |

  7. Give a brief account of the reducing properties of carbon.

    Text Solution

    |

  8. Why is carbon monoxide regarded as a treacherous poison ?

    Text Solution

    |

  9. What happens when steam is passed over red hot coke .

    Text Solution

    |

  10. What happens when sodium formate is heated with conc. H2 SO4

    Text Solution

    |

  11. What happens when carbon monoxide is passed over nickel heated to 325-...

    Text Solution

    |

  12. What happens when carbon dioxide is passed through lime water?

    Text Solution

    |

  13. What is the role of CO2 in the synthesis of carbohydrates in plants?

    Text Solution

    |

  14. Why are boron halides and diborane referred to as 'electron deficient ...

    Text Solution

    |

  15. What happens when a borax solution is acidified ? Write a balanced equ...

    Text Solution

    |

  16. Why do boron halides form addition compounds with ammonia ?

    Text Solution

    |

  17. With the help of a balanced chemical equation, show that B(OH)3 behave...

    Text Solution

    |

  18. Write the resonance structures of CO(3)^(2-)" and "HCO(3)^(-).

    Text Solution

    |

  19. What is dry ice and why is it called so ?

    Text Solution

    |

  20. Write the names and electronic configuration of all the elements belon...

    Text Solution

    |