Test for copper ion (group II)
Identify Cu²⁺: black CuS with H₂S (Na₂S), deep blue with excess ammonia, chocolate-brown with K₄[Fe(CN)₆].
About this experiment
| Subject | Chemistry |
|---|---|
| Class | 12 |
| Unit | 11. Salt Analysis (Lab Manual) |
| Level | NCERT level |
| Access | Included in a PractiSci plan |
What you do in the lab
Change the controls and watch the chemistry behave in real time in 3D. Live readouts and graphs show the numbers behind it, and the Learn tab has the theory, procedure, observations and viva questions. Works on a phone or a laptop, in English and Hindi.
Topics: chemistry · Salt Analysis (Lab Manual)