Home
Class 8
CHEMISTRY
How do you say that the gas released in ...

How do you say that the gas released in the experiment is oxygen?

Promotional Banner

Topper's Solved these Questions

  • COMBUSTION, FUELS AND FLAME

    NCERT TELUGU|Exercise Improve your learning|27 Videos

  • ELECTRICAL CONDUCTIVITY OF LIQUIDS

    NCERT TELUGU|Exercise Think and discuss|3 Videos

Similar Questions

Explore conceptually related problems

How do you test the CO_2 gas ?

How do you say that the flow of energy in the ecosystem is undirectional ?

How do you appreciate the Planck?

Oxygen is released in this process -

How do you detect the leakage of gas?

How can you say that mouth is a munching machine ?

How can you say that the carbohydrates are not digested in the stomach?

How do you think they are formed there?

How can you say that mouth is a munching machine?

NCERT TELUGU-COMBUSTION: FUELS AND FLAME-EXERCISE
  1. Why do some materials which do nt burn at normal temperature burn at h...

    Text Solution

    |

  2. If you lift the glass tumbler (which is placed over a burning candle) ...

    Text Solution

    |

  3. How do you say that the gas released in the experiment is oxygen?

    Text Solution

    |

  4. Can we replace potassium permanganate (KMnO4) with any other substance...

    Text Solution

    |

  5. Is there any other procedure to prove that oxygen is needed for burnin...

    Text Solution

    |

  6. Why do we keep phosphorus in water?

    Text Solution

    |

  7. Why do kerosene stoves and bunsen burners have small holes in them?

    Text Solution

    |

  8. It is hard to ignite match stick in rainy days. Why?

    Text Solution

    |

  9. A wax candle burns with a yellow flame. The domestic gas burns when li...

    Text Solution

    |

  10. Why does candle give flame when it is burnt but why does coal burn wit...

    Text Solution

    |

  11. Do all fuels produce same amount of heat when they are burnt?

    Text Solution

    |

  12. What do we need to burn a material?

    Text Solution

    |

  13. When you burn a piece of wood different changes take place. Analyse th...

    Text Solution

    |

  14. What will you prove by this experiment?

    Text Solution

    |

  15. Can we burn a material in the absence of air?

    Text Solution

    |

  16. A slow fire bursts into a flame when air is blown on it, but a candle ...

    Text Solution

    |

  17. If a large quantity of dry grass is set on fire in forests then it is ...

    Text Solution

    |

  18. When an object catches fire, the fire is put off by covering with sand...

    Text Solution

    |

  19. What could be the reason for this variation in burning patterns among ...

    Text Solution

    |

  20. What makes match sticks to catch fire?

    Text Solution

    |