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ভিডিও ক্লাস

রিসেট

২১ সেপ্টেম্বর, ২০২৬ ০৬:৩৯ অপরাহ্ণ

Wet Test for Copper (II) and Iron (II) Ions

In this chemistry lab practical, students demonstrate qualitative analysis techniques to identify metal cations in solution. Watch step-by-step as reagents are added to test tubes to observe precipitate color changes, including the formation of green iron precipitate and deep blue copper precipitate.

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