Home
Class 9
CHEMISTRY
Classify the following into elements ...

Classify the following into elements and compounds:
`(I) H_(2)O (ii) He (iii) Cl_(2) (iv) CO`

Text Solution

Verified by Experts

Elements :He ,`Cl_(2)` and Co ; compounds : `H_(2)O ` and CO
Promotional Banner

Topper's Solved these Questions

  • IS MATTER AROUND US PURE

    LAKHMIR SINGH & MANJIT KAUR|Exercise Questions based on high order thinking skills (HOTS)|3 Videos

  • IS MATTER AROUND US PURE

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

  • IS MATTER AROUND US PURE

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

  • ATOMS AND MOLECULES

    LAKHMIR SINGH & MANJIT KAUR|Exercise Exercise|205 Videos

  • MATTER IN OUR SURROUNDINGS

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT|26 Videos

Similar Questions

Explore conceptually related problems

Which of the following are not ionic compounds ? (i) CaCl_(2) (ii) HCl (ii) C Cl_(4) (iv) NaCl

Which of the following are not ionic compounds? (i) KCl (ii) HCl (iii) C Cl_(4) (iv) NaCl

From the following , choose the ionic compounds : (i) CaCl_(2) (ii) C Cl_(4) (iii) KCl (iv) H_(2)S

Which of the following are not ionic compounds ? (I) AlCl_(3) (II) HCl (III) C Cl_(4) (IV) NaCl

What type of bonds are present in the following molecules? Draw their electron-dot structures. (i) H_(2) (ii). CH_(4) (iii). Cl_(2) (iv). O_(2) .

Coal gas contains (i) CO , (ii) H_(2) (iii) CH_(4) , (iv) CO_(2)

Calculate the oxidation number of underlined elements in following compounds: (i) Ca ul(O)_(2) (ii) H_(2) ul(S)_(2)O_(7) (iii) K_(2) ul(Mn)O_(4) (iv) K ul(I)_(3)

LAKHMIR SINGH & MANJIT KAUR-IS MATTER AROUND US PURE -Exercise
  1. what name is given to these elements which are neither good c...

    Text Solution

    |

  2. fill in the following blanks with suitable words : (A) An el...

    Text Solution

    |

  3. Classify the following into elements and compounds: (I) H(2)O ...

    Text Solution

    |

  4. Classify the following as elements or compounds : iron ,iron su...

    Text Solution

    |

  5. What elements do the following compounds contain ? Sugar , co...

    Text Solution

    |

  6. what are pure substance ? Give two example of pure substances.

    Text Solution

    |

  7. What are the two types of pure substance ? Give one example o...

    Text Solution

    |

  8. Which of the following materials fall in the category of a pure substa...

    Text Solution

    |

  9. what is the other name for impure substances? Give two exampl...

    Text Solution

    |

  10. which of the following substance are elements ? water , salt ...

    Text Solution

    |

  11. State three reasons why you think air is a mixture and water ...

    Text Solution

    |

  12. Name two solid , two liquid and two gaseous elements at the r...

    Text Solution

    |

  13. Explain why , hydrogen and oxygen are considered elements where...

    Text Solution

    |

  14. what are the three group into which all the elements can be div...

    Text Solution

    |

  15. State two physical properties on the basis of which metals can ...

    Text Solution

    |

  16. Compare the properties of metals and non -metals with respect to...

    Text Solution

    |

  17. state any two properties for believing that aluminium is a meta...

    Text Solution

    |

  18. Give reason why : (a) Copper metal is used for making electric...

    Text Solution

    |

  19. How would you confirm that a colourless liquid given to you is pu...

    Text Solution

    |

  20. Choose the solutions from among the following mixttures : Soil,...

    Text Solution

    |