Home
Class 12
CHEMISTRY
Polythene can be produced from calcium c...

Polythene can be produced from calcium carbide according to the following sequence of reactions.
`CaC_(2)+2H_(2)Orarr Ca(OH)_(2)+C_(2)H_(2), C_(2)H_(2)+H_(2)rarr C_(2)H_(4), nC_(2)H_(4)rarr(C_(2)H_(4))n`
The mass of polythene which can be produced from `"20.0 kg of "CaC_(2)` is :

A

4.1 kg

B

8.75 kg

C

3.78 kg

D

10 kg

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Formation of polyethylene from calcium carbide takes place as follows CaC_(2)+2 H_(2)O rarr Ca(OH)_(2)+C_(2)H_(2) C_(2)H_(2)+H_(2) rarr C_(2)H_(2) N(C_(2)H_(4)) rarr (-CH_(2)-CH_(2)-)_(n) The amount of polyethylene obtained from 64.0 kg CaC_(2) is

Formation of polyethylene from calcium carbide takes place as follows CaC_(2)+2 H_(2)O rarr Ca(OH)_(2)+C_(2)H_(2) C_(2)H_(2)+H_(2) rarr C_(2)H_(2) N(C_(2)H_(4)) rarr (-CH_(2)-CH_(2)-)_(n) The amount of polyethylene obtained from 64.1 kg CaC_(2) is

Which of the following hydrocarbons undergo addition reactions: C_(2)H_(6), C_(3)H_(8), C_(3)H_(6), C_(2)H_(2)" and "CH_(4) .

Equivalent mass of the reaction C_(6)H_(5)NO_(2)rarr C_(6)H_(5)NH_(2) .

The fomation of polyethylene from calcium carbide takes place as follows: CaC_(2)+2H_(2)OrarrCa(OH_(2))+C_(2)H_(2) C_(2)H_(2)+H_(2)rarrC_(2)H_(4) The amount of polyethylene obtained form64kg of CaC_(2)

Complete the following reactions (a) XeF_(4) + H_(2)O rarr (b ) XeF_(6) + H_(2) rarr (c) XeF_(6) + H_(2)O rarr (d) XeF_(6) + NH_(3) rarr

complete the following equation : (i) c+conc. H_(2)SO_(4)rarr (ii) XeF_(2)+H_(2)Orarr

The products of the following chemical reactions are (i) C_(2)H_(5)NH_(2) + C_(6)H_(5)SO_(2)Cl to (ii) C_(2)H_(5)NH_(2) + HNO_(2)overset(H_2O)(rarr)

Calculate the molecular masses of H_(2), O_(2), Cl_(2), CO_(2), CH_(4), C_(2)H_(6), C_(2)H_(4), NH_(3), CH_(3)OH .

Balance the following equations by ion electron method: Cr_(2)O_(7)^(2-) + C_(2)H_(4)O+H^(o+) rarr 2Cr^(3+) + C_(2)H_(4)O_(2) + H_(2)O

ALLEN-MOLE CONCEPT-O-I
  1. 90 gm mixture of H(2) and O(2) is taken In stoichiometric ratio and ...

    Text Solution

    |

  2. An impure sample of CaCO(3) contains 38% of Ca. The percentage of im...

    Text Solution

    |

  3. The vapour density of sample of partially decomposed cyclobutane (C(4)...

    Text Solution

    |

  4. A sample of NH(3) gas is 20% dissociated into N(2) and H(2) gases. The...

    Text Solution

    |

  5. The density of a sample of SO(3) gas is 2.5 g/L at 0^(@)C and 1 atm . ...

    Text Solution

    |

  6. Iodobenzene (C(6)H(5)l) is prepared from aniline (C(6)H(5)NH(2)) in a ...

    Text Solution

    |

  7. Polythene can be produced from calcium carbide according to the follow...

    Text Solution

    |

  8. 25.4 gm of iodine and 14.2 gm of chlorine are made to react complete...

    Text Solution

    |

  9. One commercial system removes SO(2) emmission from smoke at 95^(@)C ...

    Text Solution

    |

  10. Equal masses of KClO(3) undergoes different reaction in two different ...

    Text Solution

    |

  11. A compound contains 10^(-2)% of phosphorous . If atomic mass of phosph...

    Text Solution

    |

  12. 13.4 g of a sample of unstable hydrated salt Na(2)SO(4).XH(2)O was fou...

    Text Solution

    |

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

    Text Solution

    |

  14. Monosodium glutamate (MSG) is salt of one of the most abundant natural...

    Text Solution

    |

  15. Which of the following series of compounds have same mass percentage o...

    Text Solution

    |

  16. A compounds contains 69.5% oxygen and 30.5 % nitrogen and its molecula...

    Text Solution

    |

  17. 1 litre of a hydrocarbon weight as much as one litre of CO(2). The mol...

    Text Solution

    |

  18. Which of the following compounds has same empirical formula as that ...

    Text Solution

    |

  19. Two oxides of a metal contains 50% and 40% of a metal respectively .Th...

    Text Solution

    |

  20. A compound of X and Y has equal mass of them. If their atomic weight...

    Text Solution

    |