Categories: Chemistry NECO

To test for the presence of chloride ions; the correct sequence of reagents to use is?

A. Ba(NO3)2(aq) then HNO3(aq).
B. HCl(aq) then Ba(NO3)2(aq).
C. HCl(aq) then AgNO3(aq).
D. HNO3(aq) then fresh FeSO4(aq).
E. HNO3(aq) then AgNO3(aq).

Correct Answer:

Option E – HNO3(aq) then AgNO3(aq).

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