Home
Class 11
CHEMISTRY
30 mL H(2) and 20 L O(2) reacts to for...

30 mL `H_(2)` and 20 L `O_(2)` reacts to form water then what will left at the end of reaction ?

A

5 mL `H_(2)`

B

5 mL `O_(2)`

C

10 mL `H_(2)`

D

10 mL `O_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SOME BASIC CONCEPTS OF CHEMISTRY

    KUMAR PRAKASHAN|Exercise Section - C (Multiple Choice Questions (MCQs)) (MCQs asked in JEE/NEET/AIEEE)|21 Videos
  • SOME BASIC CONCEPTS OF CHEMISTRY

    KUMAR PRAKASHAN|Exercise Section - C (Multiple Choice Questions (MCQs)) ( MCQs asked in Board Exam)|30 Videos
  • SOME BASIC CONCEPTS OF CHEMISTRY

    KUMAR PRAKASHAN|Exercise Section - C (Multiple Choice Questions (MCQs)) (Darpan.s Exam Oriented MCQs)|123 Videos
  • SAMPLE QUESTION PAPER FOR FIRST EXAM

    KUMAR PRAKASHAN|Exercise SECTION -D|2 Videos
  • STATES OF MATTER

    KUMAR PRAKASHAN|Exercise QUESTION PAPER FROM MODULE (SECTION - A)|4 Videos

Similar Questions

Explore conceptually related problems

One of the methods of preparation of per disulphuric acid, H_(2)S_(2)O_(8) , involve electrolytic oxidation of H_(2)SO_(4) at anode (2H_(2)SO_(4)toH_(2)S_(2)O_(8)+2H^(+)+2e^(-)) with oxygen ad hydrogen as by-products in such an electrolysis, 9.722 L of H_(2) and 2.35L of O_(2) were generated at STP. What is the weighht of H_(2)S_(2)O_(8) formed?

A mixture of C_(3)H_(8)(g) & O_(2) having total volume 100ml in an Eudiometry tube is sparked & it is observed that a contraction of 45ml us observed what can be the composition of reacting mixture.

The vapour pressure of water at 20^@C is 17.5mmHg .if 18g of glucose (C_(6)H_(12)O_(6) is added to 178.2g of water at 20^@C , the vapour pressure of the resulting solution will be,

Hydrogen peroxide can be prepared by successive reaction: 2NH_(4)HSO_(4) rarr H_(2)+(NH_(4))_(2)S_(2)O_(8) (NH_(4))_(2)S_(2)O_(8)+2H_(2)O rarr 2NH_(4)HSO_(4)+H_(2)O_(2) The first reaction is an electrolytic reaction the second is steam distillation. what amount ofcurrent would have to be used in first reaction to produce enough intermediate to yield 100g pure H_(2)O_(2) per hour ? Assume 50% anode current efficiency.

KUMAR PRAKASHAN-SOME BASIC CONCEPTS OF CHEMISTRY-Section - C (Multiple Choice Questions (MCQs)) (MCQs asked in Competitive Exam)
  1. In one compound 54.55 % C, 9.09 % H and 36.36 % O are present. Its emp...

    Text Solution

    |

  2. If excess CO(2) gas is passed in 0.205 mole Ba(OH)(2) then give the am...

    Text Solution

    |

  3. 30 mL H(2) and 20 L O(2) reacts to form water then what will left at...

    Text Solution

    |

  4. Molar solution is equal to 1 mole solute in.....

    Text Solution

    |

  5. How many molecules of CO(2) is in 44 g CO(2) ?

    Text Solution

    |

  6. Give moles of 50 g Al(2) (SO(4))(3) .........

    Text Solution

    |

  7. How many grams of NaOH is dissolved in 2 L 0.5 NaOH aqueous solution ...

    Text Solution

    |

  8. Normality of 0.04 M H(2)SO(4) is .......

    Text Solution

    |

  9. 4 g Cu is dissolved in concentrated HNO(3). On heating this solution 5...

    Text Solution

    |

  10. One mole CO(2)=...........

    Text Solution

    |

  11. Equal moles of water and urea taken in one flask. Give percentage weig...

    Text Solution

    |

  12. 1.2046xx10^(24) molecular of HCl dissolve in 1 dm^(3) solution. The co...

    Text Solution

    |

  13. 13.8 g ethyl alcohol is dissolved in 7.1 g water give the ratio of mol...

    Text Solution

    |

  14. The percentage of an element M is 53 in its oxide of molecular formula...

    Text Solution

    |

  15. A metal M of equivalent mass E froms an oxide of molecular formula M...

    Text Solution

    |

  16. The number of hydrogen atoms present in 25.6 g of sucrose (C(12)H(22)O...

    Text Solution

    |

  17. How many grams of NaOH will be required to prepare 500 g solution cont...

    Text Solution

    |

  18. 1.5 g of CdCl(2) was found to contain 0.9 g of Cd.Calculate the atomi...

    Text Solution

    |

  19. What is the normality of 250 mL aqueous solution of H(2)SO(4) having p...

    Text Solution

    |

  20. 0.32g of metal gave on treatment with an acid 112 mL of hydrogen at ST...

    Text Solution

    |