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  • During confirmatory test of , white precipitate is formed. This ppt is:Option: 1</stron

During confirmatory test of Mg^{2+}, white precipitate is formed. This ppt is:

Option: 1

Mg_3(PO_4)_2


Option: 2

Mg(NH_4)PO_4.6H_2O


Option: 3

Mg_2(NH_4)_2(PO_4)_2


Option: 4

None of these


Answers (1)

best_answer

As we have learnt,

Test of Magnesium ion -

Mg^{2+} +NH_4OH + HPO^{2-}_4 + 5H_2O\rightarrow Mg(NH_4)PO_4.6H_2O

                                                                                                (White precipitate)

This white precipitate indicates the presence of Mg^{2+}

Hence, the correct answer is Option (2)

Posted by

Riya

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