Home
Class 10
CHEMISTRY
In the following table, six elements A, ...

In the following table, six elements A, B, C, D, E and F of the modern periodic table with atomic numbers 3 to 18 are given:

(a) Which of these is (i) Noble gas (ii) halogen? (b) Which of these is the most active metal in 3rd period? (c) Identify the most electronegative element in the third period. (d) In the compound between B and F what type of bond will be formed? (e) What would be the nature of oxide formed by C?

Text Solution

Verified by Experts

(a) Noble gas - G Halogen - F
(b) Most active metal – B
(c) Most electronegative in 3rd period - F
(d) Ionic bond
(e) Oxide formed by C would be basic.
Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    VK GLOBAL PUBLICATION|Exercise HIGHER ORDER THINKING SKILLS|10 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    VK GLOBAL PUBLICATION|Exercise PROFICIENCY EXERCISE (VERY SHORT ANSWER QUESTIONS)|5 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    VK GLOBAL PUBLICATION|Exercise SHORT ANSWER QUESTIONS-II|24 Videos

  • MODEL QUESTIONS PAPER - 5

    VK GLOBAL PUBLICATION|Exercise SECTION B|3 Videos

  • PRACTICAL BASED QUESTIONS

    VK GLOBAL PUBLICATION|Exercise Experiment 15|4 Videos
VK GLOBAL PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS -LONG ANSWER QUESTIONS
  1. How do you calculate the valency of an element from its electronic con...

    Text Solution

    |

  2. What is the valency of magnesium with atomic number 12 and sulphur wit...

    Text Solution

    |

  3. How does the valency vary in a period on going from left to right?

    Text Solution

    |

  4. How does the valency vary in going down a group?

    Text Solution

    |

  5. An element is placed in 2^("nd") group and 3^("rd") period of the peri...

    Text Solution

    |

  6. Atomic number of few elements are given below 10, 20, 7, 14 (a) Iden...

    Text Solution

    |

  7. Mendeleev predicted the existence of certain elements not known at tha...

    Text Solution

    |

  8. An element X which is a yellow solid at room temperature shows catenat...

    Text Solution

    |

  9. An element X of group 15 exists as diatomic molecule and combines with...

    Text Solution

    |

  10. Give an account of the process adopted by Mendeleev for the classifica...

    Text Solution

    |

  11. The atomic number of an element ‘X' is 19. (a) Write its electron...

    Text Solution

    |

  12. (a) How does the atomic radius change as you go (i) from left to righ...

    Text Solution

    |

  13. (a) How would the tendency to lose electrons change as you go (i) fro...

    Text Solution

    |

  14. The position of eight elements in the Modern Periodic Table is given b...

    Text Solution

    |

  15. Atoms of eight elements A, B, C, D, E, F, G and H have the same number...

    Text Solution

    |

  16. Atoms of seven elements A, B, C, D, E, F and G have a different number...

    Text Solution

    |

  17. In the following table, six elements A, B, C, D, E and F of the modern...

    Text Solution

    |