Home
Class 9
CHEMISTRY
What are canal rays?...

What are canal rays?

Text Solution

Verified by Experts

Canal rays (or anode rays) are streams of positively charged particles which move towards the negative electrode (cathode) in a discharge tube when high voltage electricity is passed through a gas at very low pressure taken in the discharge tube.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer|1 Videos

  • STRUCTURE OF ATOM

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT Book, Page 50|1 Videos

  • STRUCTURE OF ATOM

    LAKHMIR SINGH & MANJIT KAUR|Exercise Value Based Questions|17 Videos

  • MODEL TEST PAPER 5

    LAKHMIR SINGH & MANJIT KAUR|Exercise Section B|2 Videos

Similar Questions

Explore conceptually related problems

What are cathode rays ?

What are cathode rays and how do they differ from positive rays ?

What are secondary medullary rays?

LAKHMIR SINGH & MANJIT KAUR-STRUCTURE OF ATOM-Exercise
  1. We can show that is more reactive than copper :

    Text Solution

    |

  2. A student sets up an apparatus to determine to melting point of ice. H...

    Text Solution

    |

  3. What are canal rays?

    Text Solution

    |

  4. If an atom contains one electron and one proton, will it carry any cha...

    Text Solution

    |

  5. On the basis of Thomson’s model of an atom, explain how the atom is ne...

    Text Solution

    |

  6. On the basis of Rutherford’s model of an atom, which sub- atomic parti...

    Text Solution

    |

  7. Draw a sketch of Bohr’s model of an atom with three shells.

    Text Solution

    |

  8. What do you think would be the observation if the alpha-particle scatt...

    Text Solution

    |

  9. Name the three sub-atomic particles of an atom.

    Text Solution

    |

  10. Helium atom has an atomic mass of 4u and two protons in its nucleus. H...

    Text Solution

    |

  11. If K and L shells of an atom are full, then what would be the total nu...

    Text Solution

    |

  12. How will you find the valency of chlorine, sulphur and magnesium ?

    Text Solution

    |

  13. If number of electrons in an atom is 8 and number of protons is also 8...

    Text Solution

    |

  14. With the help of Table given below, find out the mass numbers of oxyge...

    Text Solution

    |

  15. For the symbol H,D and T tabulate three sub-atomic particles found in ...

    Text Solution

    |

  16. Write the electronic configuration of any one pair of isotopes and iso...

    Text Solution

    |

  17. Compare the properties of electrons, protons and neutrons.

    Text Solution

    |

  18. What are the limitations of J.J. Thomson’s model of the atom?

    Text Solution

    |

  19. What are the limitations of Rutherford's model of the atom ?

    Text Solution

    |

  20. Describe Bohr's model of the atom.

    Text Solution

    |