Home
Class 11
CHEMISTRY
The simplest formula of a compound conta...

The simplest formula of a compound containing 50% of an element `X` (atomic weight 10) and 50% of element `Y` (atomic weight 20) is:

A

`XY`

B

`X_(2)Y`

C

`XY_(2)`

D

`X_(2)Y_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
`X : 50%` `Y : 50%`
`X : Y = 5: 2.5 = 2 : 1,` hence `X_(2) Y`
Promotional Banner

Topper's Solved these Questions

  • SOME BASIC CONCEPTS AND MOLE CONCEPT

    CENGAGE CHEMISTRY|Exercise Exercises Assertion-Reasoning|10 Videos

  • SOME BASIC CONCEPTS AND MOLE CONCEPT

    CENGAGE CHEMISTRY|Exercise Exercises Integers|13 Videos

  • SOME BASIC CONCEPTS AND MOLE CONCEPT

    CENGAGE CHEMISTRY|Exercise Exercises Multiple Correct (Mole Concept In Solution)|15 Videos

  • S-BLOCK GROUP 2 - ALKALINE EARTH METALS

    CENGAGE CHEMISTRY|Exercise Ex 5.1 Objective|2 Videos

  • STATES OF MATTER

    CENGAGE CHEMISTRY|Exercise Exercises (Ture False)|25 Videos

Similar Questions

Explore conceptually related problems

The simplest formula of a compound containing 50% of element 'A' (Atomic weigth = 10) and 50% of element 'B' (Atomic weight = 20) is

The simplest formula of a compound containing 50% of element X (atomic mass 10) and 50% of element Y (atomic mass 20) is

The simplest forumula of a compound containing 50% of element X( at wt. 10) and 50% of element Y( at wt.20) is -

The siplest formula of a compound containning 50% of element X (at. Wt. 10) and 50% of element Y (at.wt. 20) is

Objective question (only one correct). I. Which of the following has least mass? a. 1 mol of S b. 3 xx 10^(23) atom of C c. 2 g atom of nitrogen d. 7.0 g of Ag ii. The simplest formula of a compound containing 50% of element A (atomic mass 10) and 50% of element B (atomic mass 20) is: a. AB b. A_(2) B c. A_(2) B_(3) d. AB_(3)

CENGAGE CHEMISTRY-SOME BASIC CONCEPTS AND MOLE CONCEPT-Exercises Single Correct
  1. 10L of hard water required 0.56g of lime (CaO) for removing hardness. ...

    Text Solution

    |

  2. How many grams of phosphoric acid would be needed to neutralise 100 g ...

    Text Solution

    |

  3. The simplest formula of a compound containing 50% of an element X (ato...

    Text Solution

    |

  4. On repeated sparking, 10 mL of a mixture of carbon monoxide and nitrog...

    Text Solution

    |

  5. When 10 mL of ehtyl alcohol (density = 0.7893 g mL^(-1)) is mixed with...

    Text Solution

    |

  6. The molality of 1 L solution with x% H(2)SO(4) is equal to 9. The weig...

    Text Solution

    |

  7. The density of 1 M solution of NaCl is 1.0585 g mL^(-1). The molality ...

    Text Solution

    |

  8. 100 mL of mixture of NaOH and Na(2)SO(4) is neutralised by 10 mL of 0....

    Text Solution

    |

  9. A organic compound contains 4% sulphur. Its minimum molecular weight i...

    Text Solution

    |

  10. A gases mixture contains oxygen and nitrogen in the ratio 1 : 4 by wei...

    Text Solution

    |

  11. 0.116 g of C(4)H(4)O(4) (A) in neutralised by 0.074 g of Ca(OH)(2). He...

    Text Solution

    |

  12. A hydrate of Na(2)SO(3) has 50% water by mass. It is

    Text Solution

    |

  13. 10 g mixture of NaHCO(3) and Na(2)CO(3) has 1.68 g NaHCO(3). It is h...

    Text Solution

    |

  14. Mole fraction of ethanol is ethanol water mixture is 0.25. Hence, the ...

    Text Solution

    |

  15. N(2) + 3 H(2) rarr 2NH(3) Molecular weight of NH(3) and N(2) and x(1...

    Text Solution

    |

  16. How may moles of electrons weigh one kilogram?

    Text Solution

    |

  17. The weight of 1 xx 10^(22) molecules of CuSO(4). 5H(2)O is

    Text Solution

    |

  18. How many moles of O(2) will be liberated by one mole of CrO(5) is the ...

    Text Solution

    |

  19. BrO(3)^(ɵ) + 5Br^(ɵ) rarr Br(2) + 3 H(2) O IF 50 mL 0.1 M BrO(3)^(ɵ)...

    Text Solution

    |

  20. To 1 L of 1.0 M impure H(2)SO(4) sample, 1.0 M NaOH solution was added...

    Text Solution

    |