Home
Class 9
CHEMISTRY
(a) Write the symbols/formulae of two s...

(a) Write the symbols/formulae of two simple ions and two compound ions (or polyatomic ions).
(b) An element Y has a valency of 4. Write the formula for its :
(i) Chloride , (ii) oxide , (iii) sulphate, (iv) carbonate , (v) nitrate

Text Solution

Verified by Experts

The correct Answer is:
(b) (i) `YCl_(4)` , (ii) `YO_(2)` , (iii) `Y(SO_(4))_(2)`, (iv) `Y(CO_(3))_(2)` , (v) ` Y(NO_(3))_(4)`
Promotional Banner

Topper's Solved these Questions

  • ATOMS AND MOLECULES

    LAKHMIR SINGH & MANJIT KAUR|Exercise Exercise|205 Videos

  • IS MATTER AROUND US PURE

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT BOOK PAGE 24|1 Videos

Similar Questions

Explore conceptually related problems

An element has valency 3. Write the formula of its oxide.

An element E is trivalent. Write the formula of its (i) chloride (ii) oxide.

An element B show valencies of 4 and 6. Write the formulae of its two oxides.

An element X has a valency of 2. Write the simplest formula for : (a) bromide of the element (b) oxide the element

An element E has a valency of 4. (i) What will be the formula of its chloride ? (ii) What will be the formula of its sulphide ?

The valency of an element A is 4. Write the formula of its oxide.

Write the formal charges of the atoms in (i) hydroxide ion (ii) carbonate ion (iii) nitrite ion.

An element X has valency 3 while the element Y has valency 2. Write the formula of the compound berween X and Y

An element B forms an oxide B, O_(3) . Find its valency and write the formula of its bromide.

LAKHMIR SINGH & MANJIT KAUR-ATOMS AND MOLECULES-Exercise
  1. (a) What is the difference between a cation and an anion? Explain ...

    Text Solution

    |

  2. Explain the formation of (i) sodium ion, and (ii) chloride ion, from ...

    Text Solution

    |

  3. (a) Write the symbols/formulae of two simple ions and two compound io...

    Text Solution

    |

  4. (a) Define 'formula unit' of an ionic compound. What is the formul...

    Text Solution

    |

  5. The atomic number of an element X is 13. What will be the number of el...

    Text Solution

    |

  6. Which of the following represents a correct chemical formula ?

    Text Solution

    |

  7. If the number of electrons in an ion Z^(3-) is 10, the atomic number...

    Text Solution

    |

  8. The anion of an element has :

    Text Solution

    |

  9. A particle X has 17 protons, 18 neutrons and 18 electrons. This part...

    Text Solution

    |

  10. An element which can exhibit valencies of 2, 4 and 6 can be :

    Text Solution

    |

  11. The atomic number of an element E is 16. The number of electrons in i...

    Text Solution

    |

  12. The cation of an element has :

    Text Solution

    |

  13. Two elements X and Y have valencies of 5 and 3, and 3 and 2, respecti...

    Text Solution

    |

  14. The number of electrons in an ion Y^(2+) is 10. The atomic number of e...

    Text Solution

    |

  15. A particle P has 18 electrons, 20 neutrons and 19 protons. This parti...

    Text Solution

    |

  16. An ionic compound will be formed by the combination of one of the foll...

    Text Solution

    |

  17. Molecular compounds are usually formed by the combination between :

    Text Solution

    |

  18. The formula of a compound is X(3)Y. The valencies of element X and Y ...

    Text Solution

    |

  19. The formula of the sulphate of an element X is X(2)(SO(4))(3). The for...

    Text Solution

    |

  20. An element A forms an oxide A(2)O(5). (a) What is the valency of ...

    Text Solution

    |