Home
Class 10
CHEMISTRY
Priyanka introduced an iron nail in a te...

Priyanka introduced an iron nail in a test-tube containing freshly prepared copper sulphate solution. What would she observe?

A

The blue colour of the solution changed to green

B

The green colour of the solution changed to blue.

C

The solution becomes colourless

D

The colour of the solution did not change

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    TARGET PUBLICATION|Exercise COMPLETE THE PARAGRAPH|1 Videos

  • METALLURGY

    TARGET PUBLICATION|Exercise NAME THE FOLLOWING|12 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    TARGET PUBLICATION|Exercise Give balanced chemical equation|26 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    TARGET PUBLICATION|Exercise Chapter Assessment|9 Videos

Similar Questions

Explore conceptually related problems

Iron nails become _______ after being dipped in copper sulphate solution.

A student placed a clean iron nail in blue coloured copper sulphate solution for a considerable time. He observes that :

What happens when iron nails are put into copper sulphate solution?

Reddish brow deposit formed on iron nails kept in a solution of copper sulphate is :

Reddish brown deposit formed on iron nails kept in a solution of copper sulphate is :

When an aluminium strip is kept immersed in freshly prepared ferrous sulphate solution taken in a test tube, the change which is observed is:

TARGET PUBLICATION-METALLURGY-CHAPTER ASSESSMENT
  1. Priyanka introduced an iron nail in a test-tube containing freshly pre...

    Text Solution

    |

  2. Which one of the following metals does catch fire rapidly when it come...

    Text Solution

    |

  3. A student added zinc strip to a solution of CuSO4. After several minut...

    Text Solution

    |

  4. Aqueous solution of which of the following does NOT conduct electricit...

    Text Solution

    |

  5. Which of the following metals does not react with cold or hot water bu...

    Text Solution

    |

  6. Identify the odd one out and justify . Platinum , gold , silver , al...

    Text Solution

    |

  7. Complete the anology and explain Gallium : : : Iodine : Solid

    Text Solution

    |

  8. True or False . If false, write the correct sentence . Potassium rea...

    Text Solution

    |

  9. Match the following reactions given in Group 'A' with the observations...

    Text Solution

    |

  10. Given scientific reasons Pine oil is used in froth floatation

    Text Solution

    |

  11. Given scientific reasons Anodes need to be replaced from time to tim...

    Text Solution

    |

  12. Write chemical equations for the reactions of copper with dilute and c...

    Text Solution

    |

  13. What are the constituents of stainless stell alloy ? Which property of...

    Text Solution

    |

  14. Identify acidic and basic oxides from the following : Na2O, SO2 , MgO ...

    Text Solution

    |

  15. Complete the following reactions : Cl(2(g)) + H2O((l)) to square + s...

    Text Solution

    |

  16. The adjacent figure represents electrolytic reduction of alumina. ...

    Text Solution

    |

  17. The adjacent figure represents electrolytic reduction of alumina. ...

    Text Solution

    |

  18. The adjacent figure represents electrolytic reduction of alumina. ...

    Text Solution

    |

  19. What are alloys ? Explain with suitable examples properties of alloys ...

    Text Solution

    |

  20. Explain froth floatation process with labelled diagram

    Text Solution

    |