Home
Class 11
CHEMISTRY
The empirical formula and melecular mass...

The empirical formula and melecular mass of a compound are `CH_2O and 180 g` respectively . What will be the molecualr formula of the compound ?

A

`C_9H_19O`

B

`CH_2O`

C

`C_6H_12O_6`

D

`C_2H_4O_2`

Text Solution

Verified by Experts

The correct Answer is:
C
Molecular formula is equal to empirical formula multiple moelcular weight
Promotional Banner

Topper's Solved these Questions

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (ADDITIONAL SHORT ANSWERS)|56 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (ADDITIONAL LONG ANSWERS)|7 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise EVALUATION (II.WRITE BRIEF ANSWER TO THE FOLLOWING QUESTIONS)|32 Videos

  • ALKALI AND ALKALINE EARTH METALS

    SURA PUBLICATION|Exercise ADDITIONAL LONG ANSWER|22 Videos

  • BASIC CONCEPTS OF ORGANIC REACTIONS

    SURA PUBLICATION|Exercise CREATIVE QUESTIONS [HOTS]|14 Videos

Similar Questions

Explore conceptually related problems

Calculate the empirical and molecular formula of the compound containing 80% Carbon, 20% Hydrogen. If the molecular mass of the compound is 30 then determine the molecular formula.

Calculate the formula weight of compounds NO_2

Calculate the formula weight of compounds NaOH

Calculate the formula weight of compounds PCl_3

Calculate the formula weight of compounds Mg (OH)_2

A compound has an empirical formula C_2H_4O . If the value of n=2 the molecular formula of the compound is __________ .

Calculate the formula weight of compounds K_2CO_3

An acid of molecular mass 104 contains 34.6% carbon, 3.85% hydrogen and the rest is oxygen. Calcualte the molecualr formula of the acid.

SURA PUBLICATION-BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS-ADDITIONAL QUESTIONS ( ADDITIONAL CHOOSE THE CORRECT ANSWERS)
  1. Unit of Avogadro's number is

    Text Solution

    |

  2. Assertion : An element that has a fractional atomic mass. Reason : A...

    Text Solution

    |

  3. The empirical formula and melecular mass of a compound are CH2O and 18...

    Text Solution

    |

  4. One 'U' stands for the mass of

    Text Solution

    |

  5. In the reaction NH2+H2O to NH(4)^(+)+Ooverline(H) NH(3) is acidic in n...

    Text Solution

    |

  6. The oxidation number of hydrogen in LiH is .

    Text Solution

    |

  7. The oxidation number of oxygen in O2 is .

    Text Solution

    |

  8. Calculate the percentage of N is ammonia molecule.

    Text Solution

    |

  9. If a beaker holds 576g of water, what will be the gram molecules of wa...

    Text Solution

    |

  10. The oxidation number of chromium in dichromate ion is

    Text Solution

    |

  11. The oxidation state of a element in its uncombined state is

    Text Solution

    |

  12. Fe^(2) to Fe^(3+) +e^(-) is a reaction .

    Text Solution

    |

  13. Assertion : The atomic masses of most of the elements are in fraction....

    Text Solution

    |

  14. Assertion : The number of oxygen atoms in 16 g of oxygen and 16 g of o...

    Text Solution

    |

  15. Identify disproportionation reaction.

    Text Solution

    |

  16. The oxidation number of Cr in Cr(2)O(7)^(2-) is .

    Text Solution

    |

  17. Assertion : The ash is produced by burning paper in air is lighter tha...

    Text Solution

    |

  18. Assertion : Oxalic acid is a dibasic acid Reason : It contains two b...

    Text Solution

    |

  19. How many moles of magnesium phosphate, Mg(3)(PO4)2 will contain 0.25 m...

    Text Solution

    |

  20. Assertion : Equal volumes of all the gases do not contain equal number...

    Text Solution

    |