what is the purpose of adding hydrochloric acid before flame tests are conducted?

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what is the purpose of adding hydrochloric acid before flame tests are conducted?

2007-10-01 14:14:42 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

qualitative analysis of group v cations. addition of hcl to the t.s. and observe the color of the flame.

2007-10-01 14:25:44 · update #1

2 answers

To clean the wire. There is some metal from the previous test. Add HCl, and put the wire in the flame again, and the metal will evaporate as metal chloride vapor.

2007-10-01 14:19:27 · answer #1 · answered by steve_geo1 7 · 0⤊ 0⤋

Your question is not complete. Please add details.

2007-10-01 21:18:37 · answer #2 · answered by smart-crazy 4 · 0⤊ 0⤋