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Ionic Salts and Their Characteristic

"Potassium co...

Question

"Potassium cobaltinitrite can be used in qualitative analysis to detect potassium ion."
Answer whether the above statement is true or false.
If true enter 1, else enter 0.

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Solution

The correct answer is 1.
Low solubility of $K_{3} [C o (N O_{2})_{6}]$ is used to be detect potassium ion in solution in qualitative analysis.

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