Question: In flame tests, which color indicates the presence of sodium ions?
Options:
Green
Red
Yellow
Blue
Correct Answer: Yellow
Solution:
Sodium ions produce a bright yellow flame when subjected to a flame test.
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?
Green
Red
Yellow
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.
Flame Test – A qualitative analysis technique used to identify the presence of certain metal ions based on the color of the flame produced when the sample is heated.
Sodium Ion Identification – Sodium ions specifically produce a bright yellow flame, which is a key indicator in flame tests.
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