Home
Class 10
CHEMISTRY
Explain why: (a). Covalent compounds h...

Explain why:
(a). Covalent compounds have generally low melting points.
(b) ionic compounds have generally high melting points.

Promotional Banner

Topper's Solved these Questions

  • METALS AND NON-METALS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Long Answer Type Question|1 Videos

  • METALS AND NON-METALS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Short Answer Type Qustions|1 Videos

  • METALS AND NON-METALS

    LAKHMIR SINGH & MANJIT KAUR|Exercise Solved Problem|1 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

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

  • PERIODIC CLASSIFICATION OF ELEMENTS

    LAKHMIR SINGH & MANJIT KAUR|Exercise VERY SHORT ANSWER TYPE|6 Videos

Similar Questions

Explore conceptually related problems

Covalent compounds have low melting points because

Ionic compounds generally have

Why do ionic compounds have high melting points?

LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. (a). What is an ion? Explain with examples (b). What iis the nature ...

    Text Solution

    |

  2. State four major physical properties that can be used to distinguish b...

    Text Solution

    |

  3. Explain why: (a). Covalent compounds have generally low melting poin...

    Text Solution

    |

  4. (a). Give two general properties of ionic compounds and two those of c...

    Text Solution

    |

  5. (a). Explain why, ionic compounds conduct electricity in solution wher...

    Text Solution

    |

  6. (a) Name one ionic compound containing chlorine and one covalent compo...

    Text Solution

    |

  7. Explain why, a solution of cane sugar does not conduct electricity but...

    Text Solution

    |

  8. Give the formulae of the stable binary compounds that would be formed ...

    Text Solution

    |

  9. (a). What are noble gases ? What is the characteristic of the electron...

    Text Solution

    |

  10. (i) Write electrondot structures for magnesium and oxygen. ltBrgt (ii)...

    Text Solution

    |

  11. Draw the electron-dot structure of a hydrogen chloride molecule: (i)...

    Text Solution

    |

  12. What type of bonding would you expect between the following pairs of e...

    Text Solution

    |

  13. Describe how sodium and chlorine atoms are chagned into ions when they...

    Text Solution

    |

  14. What is the difference between a cation and an anion? How are they for...

    Text Solution

    |

  15. Using electron-dot diagrams which show only the outermost shwll electr...

    Text Solution

    |

  16. Draw the electron-dot structures of the following compounds and state ...

    Text Solution

    |

  17. Using electron-dot diagrams which show only the outermost shell electr...

    Text Solution

    |

  18. Draw the electron-dot structures of the following compounds and state ...

    Text Solution

    |

  19. Explain why, a salt which does not conduct electricity in the solid st...

    Text Solution

    |

  20. (a). Write down the electronic configuration of (i) Sodium atom, and (...

    Text Solution

    |