The Student Room Group

odd aslevel ques

"which concentrated acid would be best for mixing with a salt to carry out a flame test?

A) Hydrochloric Acid
B)Nitric Acid
C)Phosphoric (v) acid
d)Sulfuric Acid

And why?"

thanks :smile:
Reply 1
Hydrochloric, because it forms metal chlorides with the salt. Metal chlorides are more volatile than other salts :biggrin:

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