Home
Class 10
CHEMISTRY
Why there is absorption of energy in cer...

Why there is absorption of energy in certain chemical reactions and release of energy in other reactions?

Promotional Banner

Topper's Solved these Questions

  • CHEMICAL BONDING

    BEYOND PUBLICATION|Exercise EXERCISE|124 Videos

  • CARBON AND ITS COMPOUNDS

    BEYOND PUBLICATION|Exercise EXERCISE|114 Videos

  • CHEMICAL EQUATIONS

    BEYOND PUBLICATION|Exercise EXERCISE|73 Videos

Similar Questions

Explore conceptually related problems

The chemical reaction is

The use of a catalyst in chemical reaction…activation energy of the reaction

The reaction in which heat release

The value of activation energy for a chemical reaction primarily depends on

In exothermic reaction heat energy is-

If some amount of energy is released in a chemical reaction, then it is called ____ reaction.

In a reaction, threshold energy is equal to

The process requiring the absorption of energy is

BEYOND PUBLICATION-CHEMICAL BONDING-EXERCISE
  1. Why there is absorption of energy in certain chemical reactions and re...

    Text Solution

    |

  2. Which one of the following four elements is more electronegative?

    Text Solution

    |

  3. An element ""(11)X^(23) forms an ionic compound with another element ...

    Text Solution

    |

  4. An element 'A' forms a chloride ACl4. The number of electrons in the v...

    Text Solution

    |

  5. The inert gas element which has octet electronic configuration in its ...

    Text Solution

    |

  6. Number of covalent bonds in ethane molecule

    Text Solution

    |

  7. The concept ‘hybridisation of orbitals of an atom’ was introduced by

    Text Solution

    |

  8. The value of bond angle in beryllium chloride molecule is

    Text Solution

    |

  9. Which are showed in Lewis dot structure ? Either all electrons or vale...

    Text Solution

    |

  10. When is ionic bond formed between atoms?

    Text Solution

    |

  11. What is the bond of B-F bond in BF3.

    Text Solution

    |

  12. Gain of electron or electrons is termed

    Text Solution

    |

  13. Electrons are .......charged sub-atomic particles present in the atom.

    Text Solution

    |

  14. Whcin bond is most polar?

    Text Solution

    |

  15. The highly stable pair of ions are

    Text Solution

    |

  16. What is the maximum covalency of oxygen ? Give examples.

    Text Solution

    |

  17. Explain the shape and the bond angle in BeCl2in terms of VBT

    Text Solution

    |

  18. Why ionic compounds dissolve in polar solution and covalent compounds ...

    Text Solution

    |

  19. Which of the following are polar protic solvents

    Text Solution

    |

  20. The bond in H2O is……..

    Text Solution

    |

  21. Which of the following is ionic

    Text Solution

    |