2FeCl3aq-3NH4OHaq-In the above reaction what is the colour of precipitate formed-

nbsp;As a nbsp;weak base, ammonia precipitates nbsp;the hydroxides (hydrated oxides in case of some metals) of many metals nbsp;from their salt solut ...

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Byju's Answer

Standard VIII

Chemistry

Reactions with acids

2FeCl3aq+3NH4...

Question

$2 F e C l_{3} (a q) + 3 N H_{4} O H (a q) \to$
In the above reaction what is the colour of precipitate formed?

White

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Brown

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Blue

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Green

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Solution

The correct option is B Brown
As a weak base, ammonia precipitates the hydroxides (hydrated oxides in case of some metals) of many metals from their salt solutions.
$2 F e C l_{3} (a q) + 3 N H_{4} O H (a q) \to F e_{2} O_{3} . x H_{2} O (s) Brown ppt + 3 N H_{4} C l (a q)$

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K_{2} C O_{3} (a q) + C a (O H)_{2} (a q) \to C a C O_{3} (s) + 2 K O H (a q)

The above reaction is an example of reaction and the precipitate formed in this reaction is .

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2FeCl3(aq)+3NH4OH(aq)→ In the above reaction what is the colour of precipitate formed?

The correct option is B Brown As a weak base, ammonia precipitates ​the hydroxides (hydrated oxides in case of some metals) of many metals ​from their salt solutions.​ 2FeCl3(aq)+3NH4OH(aq)→Fe2O3.xH2O(s)Brown ppt+3NH4Cl(aq)

$2 F e C l_{3} (a q) + 3 N H_{4} O H (a q) \to$
In the above reaction what is the colour of precipitate formed?

The correct option is B Brown
As a weak base, ammonia precipitates the hydroxides (hydrated oxides in case of some metals) of many metals from their salt solutions.
$2 F e C l_{3} (a q) + 3 N H_{4} O H (a q) \to F e_{2} O_{3} . x H_{2} O (s) Brown ppt + 3 N H_{4} C l (a q)$