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प्रश्न
Write the steps needed for flame test ?
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उत्तर
Flame test :
1. Make a loop at the tip of the platinum wire and dip it in conc. HCl.
2. Put it on the non luminous part of the flame, to see if it gives colour. Repeat the process till it gives no colour to the flame.
3. Prepare a paste of the given salt in a watch glass using conc. HCl.
4. Load the loop of the wire with this prepared paste and introduce it into the non luminous flame of the bunsen burner and then observe the colour of the flame indicating different elements.
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