Question

why zno4 is taken as titrant​

Answer 1

$\sf{Answer}$

• The most common indicators in complexometric titrations are organic dyes which function by forming a colored complex with the metal ion being titrated. During the reaction, EDTA replaces the indicator to form a more stable complex with metal and when the reaction is completed the change for the color is observed.

$\sf{Answer\:by\:UnicornRahuL}$

Answer 2

Answer:

The results obtained were in excellent agreement and showed that the monohydrated salt can be used more easily as primary standard.

Explanation:

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