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Identify the Cation of the Following Case: Naoh Solution When Added to Solution (A) Gives a Reddish Brown Precipitate - Chemistry

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Question

Identify the cation of the following case:
NaOH solution when added to solution (A) gives a reddish brown precipitate

One Line Answer

Solution

 Fe3+ ion :

FeClA3+3NaOHFe(OH)A3(Reddish brown ppt.)+3NaCl

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Action of Ammonium Hydroxide on Certain Salt Solutions
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Chapter 12: Practical Work - Exercise 7 [Page 313]

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Frank Chemistry - Part 2 [English] Class 10 ICSE
Chapter 12 Practical Work
Exercise 7 | Q 4.1 | Page 313

RELATED QUESTIONS

Choose the correct answer from the options given below:

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

1) Calcium chloride

2) Ferrous chloride

3) Ferric chloride

4) Copper chloride


How will you distinguish between Ammonium hydroxide and Sodium hydroxide using copper sulphate solution?


Using ammonium hydroxide, how would you distinguish between the following pair of ions in solution?
Ferrous ion and Ferric ion.


Write the observation, and balanced equation for the following reaction:
Ammonium hydroxide is added first in a small quantity, and then in excess, to a solution of copper sulphate.


Distinguish between the following pair of compound using the test given within bracket.
Iron (II) Sulpate an and iron(III) using ammonium hydroxide)


Write the observation for the following:
NaOH is added drop-wise till in excess to a solution of zinc sulphate.


Write the observation for the following :
NH4OH is added first in a small quantity and then in excess to a solution of copper sulphate.


______ is a white precipitate that is soluble in excess of Ammonium hydroxide solution.


Rita was given an unknown salt for identification. She prepared a solution of the salt and divided it into two parts.

  • To the first part of the salt solution, she added a few drops of ammonium hydroxide and obtained a reddish-brown precipitate.
  • To the second part of the salt solution, she added a few drops of silver nitrate solution and obtained a white precipitate.

Name:

  1. The cation present and
  2. The anion present in the salt given for identification.

Write balanced equation:

Copper sulphate solution with ammoni um hydroxide solution.


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