Home
Class 10
CHEMISTRY
An element E exists in three allotropic ...

An element E exists in three allotropic forms A, B and C. In allotrope A, the atoms of element E are joined to form spherical molecules .In allotrope B,each atom of element E is surrounded by three other E atoms to form a sheet like structure . In allotrope C, each atom of element E is surrounded by four other E atoms to form a rigid structrue.
(a) Name the element E
(b) What is allotrope A?
(c )what is allotrope B?
(d) What is allotrope C?
(e) Which allotrope is used in making jewellery?
(f) Which allotrope is used in makeing anode of a dry cell?

Text Solution

Verified by Experts

The correct Answer is:
(a) Carbon ,(b) Buckminsterfullerecne ,(c ) Graphite ,(d) Diamond ,€ C,(f)B
Promotional Banner

Topper's Solved these Questions

  • CARBON AND ITS COMPOUNDS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Exercise|233 Videos

  • ACID, BASES AND SALTS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Questions Based on High Ordre Thinking skills (HOTS)|1 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    LAKHMIR SINGH & MANJIT KAUR|Exercise QUESTIONS BASED ON HIGH ORDER THINKING SKILLS (HOTS)|1 Videos

Similar Questions

Explore conceptually related problems

Write the allotropic forms of oxygen.

A gas which exists in three allotropic forms alpha,beta and gamma is :

Name the element whose allotropic form is graphite.

Two atoms of the same element combine to form ______ bond.

Buckminster fullerene is an allotropic form of

LAKHMIR SINGH & MANJIT KAUR-CARBON AND ITS COMPOUNDS-Exercise
  1. Two organic compounds A and B have the same molecular formula C(6)H(1...

    Text Solution

    |

  2. The solid element A exhibits the property of catenation. It is also pr...

    Text Solution

    |

  3. An element E exists in three allotropic forms A, B and C. In allotrope...

    Text Solution

    |

  4. You are given the following molecular formulae of some hydrocarbons: ...

    Text Solution

    |

  5. Which of the following compounds can have a triple bond? C(2)H(4),C(...

    Text Solution

    |

  6. Write the molecular and strucatural formula of a cyclic hydrocarbon w...

    Text Solution

    |

  7. What is the molecular formula and structrual formula of a cyclic hydro...

    Text Solution

    |

  8. Write the molecular fromula of : (i) an alkane (ii) an alkne, and ,(ii...

    Text Solution

    |

  9. Which of the following compounds can have a double bond? C(4)H(10),...

    Text Solution

    |

  10. Which of the following hydrocarbons is unsaturated ? C(3)H(4),C(2)H(...

    Text Solution

    |

  11. Write the molecular formula of ethanol

    Text Solution

    |

  12. What is the next higher homologue of methanol (CH(3)OH)?

    Text Solution

    |

  13. Identify the functional group present in the following compound and na...

    Text Solution

    |

  14. Give it he common name and IUPAC name of the simplest aldehyde.

    Text Solution

    |

  15. What is the common name of methanal ?

    Text Solution

    |

  16. Write the names of the following functional groups: (a) -C-=C- " ...

    Text Solution

    |

  17. Name the simplest ketone.

    Text Solution

    |

  18. What is the common name of propanone?

    Text Solution

    |

  19. Write the IUPAC names of the following : (i)CH(3)COCH(3), (ii) CH(3)...

    Text Solution

    |

  20. Write the name and chemical formula of the simplest organic cid .

    Text Solution

    |