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What test solution would you use to determine if Ba2+ ion werepresent in a solut

ID: 686316 • Letter: W

Question

What test solution would you use to determine if Ba2+ ion werepresent in a solution known to contain either Mg2+ or Ba2+?Explain

I said test solution H2SO4 because it contains a Ba2+ ion in thesolution. Am I wrong?

                                                                                                                 H2SO4(aq)
) NH3(aq) HCL(aq)       
Ag+
No Change
White Ppt
No Change
Ba+ No Change
No Change
White ppt
Mg2+
Cu2+
White ppt
Blue ppt/deep blue soln with excess
No Change
No Change
No change
No change
) NH3(aq) HCL(aq)       
Ag+
No Change
White Ppt
No Change
Ba+ No Change
No Change
White ppt
Mg2+
Cu2+
White ppt
Blue ppt/deep blue soln with excess
No Change
No Change
No change
No change

Explanation / Answer

Your correct.The test solution used is H2SO4 .Since Ba 2+ ions in thesample reacts with H2SO4 produces whiteBaSO4 precipitate. H2SO4 + Ba2+ --------> BaSO4 (s)
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