Home
Class 12
CHEMISTRY
Consider the following reactions: Zn(s...

Consider the following reactions:
`Zn(s)+cu^(2+)(aq)rarrZn^(2+) (aq)+Cu(s)`
With reference to the above reaction which one of the following is correct statement:

A

Zn is reduce to `Zn^(2+)`

B

Zn is oxidised to` Zn^(2+)` ions

C

`Zn^(2+)` ions are oxidised to Zn

D

`Cu^(2+)`ions are oxidised to cu

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • d-And f-BLOCK ELEMENTS

    JMD PUBLICATION|Exercise Example|96 Videos

  • GENEREAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS

    JMD PUBLICATION|Exercise Example|20 Videos

Similar Questions

Explore conceptually related problems

Complete the following equations: Ag^(+)(aq)+Cu(s)rarr

Which of the following reactions is possible? Zn(s)+CuSO_4(aq)rarrZnSO_4(aq)+Cu(s)

Complete the following reactions: Ca(OH)_2(aq) +…………. rarr CaCO_3

Classify each of the following reactions 2CuO(s) rarr 2Cu (s)+O_2 (g)

Balance the following equation : Al(s) +HCl(aq) rarr AlCl_2(aq)+H_2(g)

In the button cell widely used for watches and other devices, the following reaction takes place: Zn(s)+Ag_2O(s)+H_2O(l)rarrZn^(2+)(aq)+2Ag(s)+2OH^(-)(aq) Determine the value of K_c for the above reaction using the following data? AgO_2(s)+H_2O(l)+2barerarr2Ag(s)+2Oh^(-)(aq) ( E^@=0.344V ) Zn^(2+)(aq)+2barerarrZn(s) ( E^@=-0.76V )

Complete the following chemical equation : Cu^(2+) (aq) + I^(-) (aq) rarr

Classify each of the following reactions Zn(s)+2AgNO_3 (aq) gives Zn(No_3)_2 (aq)+2Ag(s)

In the cell reaction: 2Al(s)+3NI^(2+)(aq)rarr2Al^(3+)(aq)+3Ni(s) The value of n is

JMD PUBLICATION-ELECTRO CHEMISTRY-EXAMPLE
  1. for the electrorode reaction, M^(n+)(aq)+n e^(-)rarrM(s) Nernst equ...

    Text Solution

    |

  2. The tendencies of the electrodes made up of Cu,Zn and Ag to release el...

    Text Solution

    |

  3. Consider the following reactions: Zn(s)+cu^(2+)(aq)rarrZn^(2+) (aq)+...

    Text Solution

    |

  4. In a galvanic cell, which one of the following statements is not corre...

    Text Solution

    |

  5. E(cell) and triangleG^o are related as: triangleG^o=nFE^o, triangleG^o...

    Text Solution

    |

  6. The S.I. units of molar conductivity are: S m^2mol^-2, S m mol^-1, Sm^...

    Text Solution

    |

  7. The electrode potential of SHE is fixed as

    Text Solution

    |

  8. In galvanisation, metal plating on iron to protect against corrosion ...

    Text Solution

    |

  9. Which of the following statements is regarding rusting/corrosion?

    Text Solution

    |

  10. Rust is mixture of:

    Text Solution

    |

  11. In a galvanic cell cathode is positive electrode and anode is negative...

    Text Solution

    |

  12. Why does the conductivity of a solution decrease with dilution?

    Text Solution

    |

  13. What is dilution?

    Text Solution

    |

  14. Describe Ni-Cd storage cell.

    Text Solution

    |

  15. Define Specific conductance.

    Text Solution

    |

  16. During electrolysis of NaCl (aq) using inert electrodes, the product a...

    Text Solution

    |

  17. Kohlrausch law can be used to find the molar conductivity of a weak el...

    Text Solution

    |

  18. Electrical conductance of metals decreases with increase in temperatur...

    Text Solution

    |

  19. Larger the size of an ion, more is its ionic conductance

    Text Solution

    |

  20. What are electrochemical cells? Name the two types of electrochemical ...

    Text Solution

    |