Home
Class 10
CHEMISTRY
What do you observe when caustic soda so...

What do you observe when caustic soda solution is added to the following solution : first a little and then in excess.
`CuSO_(4)`

A

A pale blue ppt. of copper (II) hydroxide is obtained which is insoluble in excess of caustic soda solution.

B

A pale blue ppt. of copper (II) hydroxide is obtained which is soluble in excess of caustic soda solution

C

A white ppt. of copper (II) hydroxide is obtained which is insoluble in excess of caustic soda solution.

D

A white ppt. of copper (II) hydroxide is obtained which is soluble in excess of caustic soda solution

Text Solution

Verified by Experts

The correct Answer is:
A
`CuSO_4+2NaOH to underset"(Pale blue ppt.)"underset"(hydroxide)"underset"Copper (II)"(Cu(OH)_2darr)+Na_2SO_4`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

What do you observe when caustic soda solution is added to the following solution : first a little and then in excess. ZnSO_(4)

What do you observe when caustic soda solution is added to the following solution : first a little and then in excess. FeCl_(3)

What do you observe when caustic soda solution is added to the following solution : first a little and then in excess. Pb(NO_(3))_(2)

What do you observe when ammonium hydroxide solution is added to : Zlnc nitrate solutioo in little amount and then in excess.

What do you observe when Sodium chloride solution is added to silver nitrate solution.

What do you observe when ammonium hydroxide solution is added to : Lead nitrate solution

What do you observe when : Ammonium hydroxide is added to copper sulphate solution first a little, then in excess.

What do you observe when glucose solution is heated with Tollen's reagent?

What do you observe when glucose solution is heated with Tollens' reagent?

What do you observe when : Sodium hydroxide is added to zinc sulphate solution first in a little then in excess.

ICSE-SAMPLE PAPER 2-MULTIPLE CHOICE QUESTION
  1. What do you observe when caustic soda solution is added to the followi...

    Text Solution

    |

  2. If relative molecular mass of a gas is 38, what will be its vapour den...

    Text Solution

    |

  3. Which of the following is a weak electrolyte ?

    Text Solution

    |

  4. The cell which converts electrical energy to chemical energy is

    Text Solution

    |

  5. In which of the following molecule double bond is present ?

    Text Solution

    |

  6. Which acid is used in eyewash ?

    Text Solution

    |

  7. Which of the following is correct statement ?

    Text Solution

    |

  8. On adding ammonia hydroxide solution to a solution of a salt, a dirty ...

    Text Solution

    |

  9. The empirical formula of a compound is CH and its molecular mass is 78...

    Text Solution

    |

  10. What will be the colour of salt formed when NaOH is treated with alumi...

    Text Solution

    |

  11. What is the empirical formula of a compound containing 60.0% of nitrog...

    Text Solution

    |

  12. Which of the following is a non-electrolyte?

    Text Solution

    |

  13. If we are given two test tubes marked A and B. In first test tube, NH4...

    Text Solution

    |

  14. What will be the molecular formula of a compound with vapour density 1...

    Text Solution

    |

  15. Which is the most reactive halogen among the following ?

    Text Solution

    |

  16. Which of the following is true for alkali metals ?

    Text Solution

    |

  17. The electrode connected to positive terminal of the battery is called

    Text Solution

    |

  18. Which of the following is obtained at anode during the electrolysis of...

    Text Solution

    |

  19. What is the value of n if molecular mass is 348 and empirical formula ...

    Text Solution

    |

  20. What is the colour of NaOH in Phenolphthalein?

    Text Solution

    |