Home
Class 9
CHEMISTRY
The element found more on earth....

The element found more on earth.

Text Solution

Verified by Experts

Oxygen
Promotional Banner

Topper's Solved these Questions

  • MODEL QUESTION PAPER AND ANSWERS

    V PUBLICATION|Exercise QUESTION BANK|20 Videos

  • PERIODIC TABLE

    V PUBLICATION|Exercise QUESTION BANK|61 Videos

Similar Questions

Explore conceptually related problems

Earth has a magnetism of its own. Give the elements of the earth’s magnetic field.

The elements of earth.s magnetic field at a place are declination, dip and horizontal intensity. The vertical component of earth.s magnetic field at a given place is sqrt 3 times its horizontal component. If total intensity of earth.s magnetic field at the place is 0.4 G find the value of horizontal component of earth.s magnetic field.

Even though more than sixty elements are found in different plants, all are not essential. Write any two criteria for the essentiality of an element.

Which elements are called rare earths?

V PUBLICATION-NON - METALS-QUESTION BANK
  1. Ozone is mainly found in the …...........

    Text Solution

    |

  2. The bacteria called …................living in the roots of some plant...

    Text Solution

    |

  3. The element found more on earth.

    Text Solution

    |

  4. The density of hydrogen is …...........than air

    Text Solution

    |

  5. A gas was formed when zinc reacted with dilute hydrochloric acid. a...

    Text Solution

    |

  6. Find the odd one and give reason: a) Compost, Ammonia, Urea, Factump...

    Text Solution

    |

  7. A burning candle kept on the table is covered with a glass tumbler. ...

    Text Solution

    |

  8. a) Write a method of preparation of hydrogen in laboratory. b) How w...

    Text Solution

    |

  9. a)Some chemicals are given in the box .find out the substances require...

    Text Solution

    |

  10. If hydrogen is used as a fuel, environmental pollution can be overcome...

    Text Solution

    |

  11. Bleaching powder is used as for purification of water. a) Why is ble...

    Text Solution

    |

  12. a) Which are the reactants used in the preparation of hydrogen in labo...

    Text Solution

    |

  13. Mention two advantages of organic fertilisers.

    Text Solution

    |

  14. The molecules of hydrogen and oxygen combined to form the new substanc...

    Text Solution

    |

  15. In the laboratory preparation of chlorine , a) Why chlorine gas is pa...

    Text Solution

    |

  16. Oxygen is prepare by heating of potassium permagnate. a) Write the c...

    Text Solution

    |

  17. O, O2, O3 Various forms of oxygen are given above. a) Which among ...

    Text Solution

    |

  18. Take a small quantity of sulphur in a spatula and burn it. a) Which s...

    Text Solution

    |

  19. A product of industrial importance is prepared by passing a gas with g...

    Text Solution

    |

  20. When potassium permaganate is heated strongly, oxygen gas is liberated...

    Text Solution

    |