Home
Class 10
CHEMISTRY
A chloride which forms a precipitate tha...

A chloride which forms a precipitate that is soluble in excess of ammonium hydroxide is :

A

Calcium chloride

B

Ferrous chloride

C

Ferric chloride

D

Copper chloride

Text Solution

Verified by Experts

The correct Answer is:
D
Copper chloride forms a precipitate that is soluble in excess of ammonium hydroxide forms Cuprammine hydroxide (water soluble) at the product side.
`CuCl_(2) + 2NH_(4)OH rarr Cu(H)_(2) darr + 2NH_(4)Cl`
`Cu(OH)_(2) + 4NH_(4)OH("excess") rarr [Cu(NH_(3))_(4)](OH)_(2)] + 4H_(2)O`
Promotional Banner

Topper's Solved these Questions

  • ANALYTICAL CHEMISTRY

    ICSE|Exercise Match the following |3 Videos

  • ANALYTICAL CHEMISTRY

    ICSE|Exercise Observation Based Questions |10 Videos

  • ANALYTICAL CHEMISTRY

    ICSE|Exercise Fill in the Blanks|17 Videos

  • ACIDS, BASES AND SALTS

    ICSE|Exercise Unit Test Paper 3A- Acids, Bases & Salts|14 Videos

  • ANALYTICAL CHEMISTRY- USE OF AMMONIUM HYDROXIDE AND SODIUM HYDROXIDE

    ICSE|Exercise Questions from Previous ICSE Board Papers|45 Videos

Similar Questions

Explore conceptually related problems

Name a hydroxide which is soluble in excess of ammonium hydroxide.

Name : a hydroxide which is soluble in excess of ammonium hydroxide.

Identify the acid which matches the following description The acid on mixing with silver nitrate solution produces a white precipitate which is soluble in excess ammonium hydroxide.

Identify the acid which matches the following description (i) to (v): The acid on mixing with silver nitrate solution produces a white precipitate which is soluble in excess ammonium hydroxide.

Identify the anion present in the following compound : When a solution of compound Y is treated with silver nitrate solution a white precipitate is obtained which is soluble in excess of ammonium hydroxide solution.

Salts M, N, O, P and Q undergo reactiom (i) to (v) respectively. Identify the cation present in these salts on the basis of these reaction. Tabulate your answer in the format given below. 1. When sodium hydroxide solution is added to the salt M, and heated strongly a colourless gas with a pungent smell is evolved which turm red litmus paper blue and gives dense white fumes with a moist glass rod with hydrochloric acid. 2. Addition of dilute hydrochloric acid to a solution of N gives a thick white precipitate which is soluble in hot water. 3. When ammonium hydroxide solution is added to the solution of 0 a light blue precipitate is obtained which is soluble in excess of ammonium hydroxide to form an inteme deep blue solution. 4. When ammonium hydroxide solution is added to the solution of P reddish brown (mustard colour) precipitate is obtained which ,is insoluble even in the excess of ammonium hydroxide solution. 5. When sodium hydroxide solution is added to the solution of Q a which coloured gelatinous precipitate is obtained which is soluble in excess of sodium hydroxide to form a clear solution

Burning magnesium ribbon is taken in gas P when it form a salt R. The salt R dissolves in water and gives curdy white precipitate with silver nitrate solution. This precipitate is soluble in excess of ammonium hydroxide solution. Name the gas P and salt R. State the chemical reaction between P and magnesium

Salts P, Q,R,S,T,U and V undergo reactions (i) to (vii) respectively. Identify the cation present in these salts on the basis of these reactions. Tabulate your answer in the formate given below. (i) When the salt Pis heated with sodium hydroxide solution a vigorous reaction takes place and a colourless gas is evolved with a pungent and suffocating smell that brings tears in our eyes. The evolved gas gives dense white fumes with a moist glass rod depped with hydrochloric acid. (ii) Addition of sodium hydroxide solution to a solution of salt Q gives a thick white precipitae which is soluble in excess of sodium hydroxide solution to form a clear solution. (iii) Addition of ammonium hydroxide solution to a solution of salt R gives a dark blue precipitate which is soluble is excess of ammonium hydroxide solution to form an intense deep blue solution. (iv) Addition of ammonium hydroxide solution to a solution of 5 gives a dirty green [bottle green] precipitate which is insoluble even in the excess of ammonium hydroxide solution. (v) Addition of ammonium hydroxide solution to a solution of T gives a reddish brown (rust precipitate] precipitate which is insoluble even in the excess of ammonium hydroxide solution. (vi) Addition of ammonium hydroxide solution to a solution of V gives a geletaneous white precipitate which is soluble in excess of ammonium hydroxide solution to form a clear solution. (vii) Addition of ammonium hydroxide solution to a solution of V gives no precipitate but it gives a chalky white precipitate with sodium hydroxide solution which is insoluble even in the excess of sodium hydroxide solution.

Identify the cation (positive ion) and anion (negative ion) in - 'A','B' & 'C'. Also identify P, Q, R, S, T, U, V, W. a] Substance 'A' is water soluble and gives a curdy white precipitate 'P' with silver nitrate solution. 'P' is soluble in ammonium hydroxide but insoluble in dil. HNO_3 . Substance 'A' reacts with ammonium hydroxide solution to give a white precipitate ' soluble in excess of NH_4OH . b] A solution of substance 'B' is added to barium chloride solution. A white ppt. 'R' is formed, insoluble in dil. HCl or HNO_3 . A dirty green ppt. 'S' is formed on addition of ammonium hydroxide to a solution of 'B' and the precipitate is insoluble in excess of ammonium hydroxide. c] Substance 'C' is a coloured, crystalline salt which on heating decomposes leaving a black residue 'T'. On addition of copper turnings and conc. H_2SO_4 to 'C' a coloured acidic gas 'U' is evolved on heating. A solution of'C' is added to NaOH soln. until in excess. A pale blue ppt. 'P' is obtained insoluble in excess of NaOH A solution of 'C' is then added to NH_4OH soln. in excess to give an inky blue solution 'V'. A solution of 'C' is warmed and hydrogen sulphide gas is passed through it. A black ppt. 'W' appears.

A black solid P dissolves in warm and dilute HCI to form greenish yellow solution Q, but does not give off any gas. The solution Q on treating with ammonium hydroxide forms bluish white precipitates of R. The precipitates of R dissolve in excess of ammonium hydroxide. solution to form deep-blue colouration. Identify solid P and bluish white precipitates of R. Write equations for action of excess of ammonium hydroxide on R.

ICSE-ANALYTICAL CHEMISTRY-Multiple Choice Questions
  1. Salts of which elements are generally coloured:

    Text Solution

    |

  2. Which one of the following salt solutions on reaction with excess of a...

    Text Solution

    |

  3. Which one of the following salt solutions on reaction with excess sodi...

    Text Solution

    |

  4. The precipitate of which of the following compounds is soluble in exce...

    Text Solution

    |

  5. Which one of the following salt solutions on reaction with excess of a...

    Text Solution

    |

  6. Choose the correct answer from the options given below : Hydroxide o...

    Text Solution

    |

  7. The hydroxide which is soluble in excess of NaOH is .............

    Text Solution

    |

  8. Name the reagent from the following which can be used to distinguish z...

    Text Solution

    |

  9. The oxide and hydroxide of which metal is amphoteric:

    Text Solution

    |

  10. Choose the correct answer from the options given below : Anhydrous ...

    Text Solution

    |

  11. A chloride which forms a precipitate that is soluble in excess of ammo...

    Text Solution

    |

  12. A solution of the compound which gives a dirty green precipitate with ...

    Text Solution

    |

  13. Which soln. becomes a deep/inky blue colour when excess of ammonium hy...

    Text Solution

    |

  14. The questions below refer to the following salt solutions listed A to ...

    Text Solution

    |

  15. The salt which in soln. gives a pale green precipitate with NaOH soln....

    Text Solution

    |

  16. Find the odd one with reasons [valency is not a ceriterion]: Al(OH)(3)...

    Text Solution

    |

  17. The hydroxide of this metal is soluble in sodium hydroxide :

    Text Solution

    |

  18. Name the gas in the following : The gas evolved on reaction of Alum...

    Text Solution

    |