Home
Class 11
CHEMISTRY
Heat of reaction of C("diamond")+2S(s)...

Heat of reaction of
`C("diamond")+2S(s) to CS_(2)(l)` is known as :

A

Heat of formation of `CS_(2)(l)`

B

Heat of transition of C(diamond)

C

Sum of Heat of formation of `CS_(2)(l)` and heat of transition of C(diamond) to c(graphite)

D

Bond energy of (C=S)bond

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise Subjective Type|69 Videos

Similar Questions

Explore conceptually related problems

The heat change for the reaction C(s)+2S(s)toCS_(2)(l) is called the heat of

Calculate the heat of formation of Benzene. The reaction is given below - 6C(s)+3H_(2)rarr C_(6)H_(6)(l) and - 3268, - 393.5 nd -285.8 kJ are the heat of combustion of Benzene, heat of formation of CO_(2) and heat of formation of H_(2)O(l) respectively.

Write the chemical reactions : XeF_(2) (s) + H_(2)O (l) →

The enthalpy change of the reaction: CuSO_(4)(s) +5H_(2)O(l)rarr CuSO_(4).5H_(2)O(s) is known as the enthalpy of……………

Balance the following chemical equation and identify the type of chemical reaction. (a) Mg(s)+Cl_(2)(g) to MgCl_(2)(s) (b) HgO(s)overset("Heat")to Hg(l)+O_(2)(g) (c) Na(s)+S(s)overset("Fuse")toNa_(2)S(s) (d)TiCl_(4)(l)+Mg(s)toTi(s)+MgCl_(2)(s) , (e)CaO(s)+SiO_(2)(s)toCaSiO_(3)(s) (f) H_(2)O_(2)(l)overset("UV")to H_(2)O(l)+O_(2)(g)

Identify the substance oxidised and substance reduced in the following reactions : (i) ZnO(s) + C(s) to Zn(s) + CO(g) (ii) 2Na(s) + O_(2)(g) to 2Na_(2)O(s) (iii) CuO (s) + H_(2)(g) to Cu(s) + H_(2)O(l) .

GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. The heat or rectin does not depend upon :

    Text Solution

    |

  2. Which of the following enthalpy may be positive or negative?

    Text Solution

    |

  3. Heat of reaction of C("diamond")+2S(s) to CS(2)(l) is known as :

    Text Solution

    |

  4. What is heat of submisation of P(4)O(6)(s)? Given heat of sublimatio...

    Text Solution

    |

  5. If the enthalpy of combustion of benzene (l), carbon (s) and hydrogen ...

    Text Solution

    |

  6. The enthalpy of dissolution of BaCl(2)(s) and BaCl(2).2H(2)O are -20.6...

    Text Solution

    |

  7. the heat of atomization of methane and ethane are 360 KJ/mol and 620 ...

    Text Solution

    |

  8. Calculate the standard enthalpy of formation of acetylena from the fol...

    Text Solution

    |

  9. Calculate standard entropy change in the reaction Fe(2)O(3)+3O(a)(g...

    Text Solution

    |

  10. Calculate standard entropy change in the reaction Fe(2)O(3)(s)+3H(2)...

    Text Solution

    |

  11. Heat produced by burning 1 mol carbon with O(2) to CO(2) is 80 KJ and ...

    Text Solution

    |

  12. Which of the following enthalpy is always positive ?

    Text Solution

    |

  13. If bond enthalpies Of N-=N,H-Hand N-H bonds are x(1),x(2)and x(3) resp...

    Text Solution

    |

  14. The C-Cl bond energy can be calculated from:

    Text Solution

    |

  15. oxidising power of chlorine in aqueous solution can be determined by t...

    Text Solution

    |

  16. Which Statement is correct at 25^(@)Cand 1 atm pressure?

    Text Solution

    |

  17. The enthalpy of gas phase trimerzation of one mole of gaseous formalde...

    Text Solution

    |

  18. During complete combustion of one mole of butane ,2658Kj of heat is...

    Text Solution

    |

  19. The Standard heat of formation of carbon atom gaseous state in KJ/m...

    Text Solution

    |

  20. On the basic of thermochemical equations (I),(II)and (III), Find out w...

    Text Solution

    |