Home
Class 10
CHEMISTRY
Write the electronic structures of the a...

Write the electronic structures of the atoms of (a) potassium (b) lithium (c) fluorine and (d) chlorine. Use these eletronic structures to exlpain why potassium is more reactive than lithium, and fluorine more reactive than chlorine.

Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    BHARATI BHAWAN (ENGLISH)|Exercise Fill in the blanks|7 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    BHARATI BHAWAN (ENGLISH)|Exercise Write Yes or No.|7 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    BHARATI BHAWAN (ENGLISH)|Exercise SHORT - ANSWER - QUESTION|17 Videos

  • METALS AND NONMETALS

    BHARATI BHAWAN (ENGLISH)|Exercise Long Answer Questions|8 Videos

  • PRACTICALS

    BHARATI BHAWAN (ENGLISH)|Exercise EXERCISE|160 Videos

Similar Questions

Explore conceptually related problems

Explain why potassium is more reactive than lithium and chlorine less reactive than fluorine.

Fluorine is more reactive than chlorine because

Explain why sodium is less reactive than potassium.

Why phosphorus is more reactive than nitrogen?

Explain why is sodium less reactive than potassium.

Why is ICI more reactive than I_2 ?

BHARATI BHAWAN (ENGLISH)-PERIODIC CLASSIFICATION OF ELEMENTS -LONG - ANSWER QUESTIONS
  1. What were the early attempts to classify the elements ?

    Text Solution

    |

  2. What is the significance of the blank spaces in Mendeleev's periodic t...

    Text Solution

    |

  3. What is meant by the statement , 'Properties of elements are a periodi...

    Text Solution

    |

  4. Why is the atomic number of an element more important than its atomic ...

    Text Solution

    |

  5. Define the following : (a) group (b) period , (c) , representative ...

    Text Solution

    |

  6. State how atomic size varies from left to right in a period and from t...

    Text Solution

    |

  7. What is the basic difference between Mendeleev's periodic table been o...

    Text Solution

    |

  8. How have the shortcomings of Mendeleev's periodic table been overcome ...

    Text Solution

    |

  9. Describe briefly Mendeleev's periodic table along with its merits.

    Text Solution

    |

  10. Write the electronic structures of the atoms of (a) potassium (b) lith...

    Text Solution

    |

  11. What is the difference between valence electrons and valency of an ele...

    Text Solution

    |

  12. Sodium and aluminium have atomic numbers 11 and 13 respectively. They ...

    Text Solution

    |

  13. The atomic number of an element X is 17. Predict (a) its valency, (b) ...

    Text Solution

    |

  14. Two elements X and Y belong to groups 1 and 2 respectively in the same...

    Text Solution

    |

  15. Define periodic law. Why was it necessary to changes the basis of clas...

    Text Solution

    |

  16. Explain the terms atomic radius, ionization energy and electron affini...

    Text Solution

    |