更多dichromate例句

1. The dichromate is first dissolved, and the acid added gradually.
2. On boiling it with copperas it becomes violet, while on boiling with potassium dichromate it changes to a yellowish brown.
3. Potassium dichromate, 3/8 oz.; hot water, 1/2 pint; dissolve, and add all together.
4. Potassic dichromate (bichromate of potash: bichrome) contains potassium, chromium, and oxygen.
5. Potassium dichromate might therefore be called potassium pyrochromate.