In flame tests, which color indicates the presence of sodium ions?

Practice Questions

Q1
In flame tests, which color indicates the presence of sodium ions?
  1. Green
  2. Red
  3. Yellow
  4. Blue

Questions & Step-by-Step Solutions

In flame tests, which color indicates the presence of sodium ions?
  • Step 1: Prepare a flame test by taking a clean metal wire or a wooden stick.
  • Step 2: Dip the wire or stick into a sample that contains sodium ions.
  • Step 3: Place the wire or stick into a flame (like from a Bunsen burner).
  • Step 4: Observe the color of the flame that appears.
  • Step 5: If the flame turns bright yellow, this indicates the presence of sodium ions.
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