Home
Class 9
CHEMISTRY
100g. of mercuric oxide decomposes to gi...

100g. of mercuric oxide decomposes to give 92.6g. of mercury and 7.4g. of oxygen. Let us assume that 10g. of oxygen reacts with 125g. of mercury to give mercuric oxide. Do these values agree with the law of constant proportions?

Promotional Banner

Topper's Solved these Questions

  • ATOMS AND MOLECULES

    VGS PUBLICATION-BRILLIANT|Exercise OBJECTIVE TYPE QUESTION|1 Videos

Similar Questions

Explore conceptually related problems

If 5.0 g of Al react with 4.45 g of O_(2) , empirical formula of aluminium oxide is

The density of mercury in cgs system is 13.6 g cm^(-3) . Its value in SI is

10 g of a metal carbonate on heating given 5.6 g of its oxide. The equivalent amont metale 5x. What is x.

It is desired to oxide totally 1.6g of methane using oxygen at STP. What is the minimum volume of 5.6 vol hydrogen peroxide to be decomposed in order to get the oxygen required?

4.4g of an oxide of nitrogen gives 2.24L of nitrogen and 60g of another oxide of nitrogen gives 22.4L of nitrogen at S.T.P. The data illustrates

VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
  1. Do you get the same result if the conical flask is not closed?

    Text Solution

    |

  2. Recall the burning of magnesium ribbon in air. Do you think mass is co...

    Text Solution

    |

  3. 100g. of mercuric oxide decomposes to give 92.6g. of mercury and 7.4g....

    Text Solution

    |

  4. Discuss with your friends if the carbon dioxide that you breathe out a...

    Text Solution

    |

  5. Which postulate of Dalton’s theory is the result of the law of conserv...

    Text Solution

    |

  6. Which postulate of Dalton’s theory can explain the law of constant pro...

    Text Solution

    |

  7. Where does the matter charcoal go?

    Text Solution

    |

  8. Wet clothes dry after sometime – where does the water go? What happens...

    Text Solution

    |

  9. What happens to sulphur on burning it in air?

    Text Solution

    |

  10. Do you think that a chemical reaction has taken place in the flask? Gi...

    Text Solution

    |

  11. What difference do you observe in percentage of copper, carbon and oxy...

    Text Solution

    |

  12. How do we write the symbols for calcium, chlorine, chromium ?

    Text Solution

    |

  13. Would you be able to recognise the elements of the table -2, have symb...

    Text Solution

    |

  14. Why do some elements be monoatomic?

    Text Solution

    |

  15. Why do some elements form diatomic or triatomic molecules? Why do elem...

    Text Solution

    |

  16. What is valency?

    Text Solution

    |

  17. Can you write the formula of carbon dioxide and carbon monoxide? Try ...

    Text Solution

    |

  18. How many molecules are there in 18 grams of water? How many atoms are ...

    Text Solution

    |

  19. Did you notice the colour coating on silver and copper articles?

    Text Solution

    |

  20. How did the element hydrogen get its name?

    Text Solution

    |