Test tube of copper/ammonia complex ion. NH2. The ions of transition metals are coloured. This makes it possible to tell which ion is present in a solution. The copper/ammonia ion is dark blue because the absorption band is in the green part of the spectrum - 620nm.
| px | px | dpi | = | cm | x | cm | = | MB |
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Creative#:
TOP16426027
Source:
達志影像
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RM
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