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Ferrous Oxalate: Precipitated from Ferrous Sulphate with Oxalic Acid
Ferrous oxalate is a heavy yellow powder, almost insoluble in cold water. Thorpe's Dictionary (1913) makes it simply: mix ferrous sulphate with oxalic acid and it comes down. The made salt holds two molecules of water.
The picture: our diagram.
Mwanzo
1 day
Maagizo
1
1
Mix ferrous sulphate with oxalic acid
Mix ferrous sulphate with oxalic acid
Mix ferrous sulphate with oxalic acid; ferrous oxalate comes down as a heavy yellow powder. No amounts are given. Ours: dissolve each in water first and stir them together.
Vifaa kwa hatua hii:
Salfati ya chuma1 as required
Asidi ya oksaliki dihaidreti1 as requiredZana zinazohitajika:
Maji yaliyosafishwa kwa mvuke
Bikari ya kioo
Kikorogo
Miwani ya kinga dhidi ya kemikali
Glavu za mpira2
2
Filter, wash and dry (ours)
Filter, wash and dry (ours)
Ours: filter off the powder, wash it with cold water (it is almost insoluble cold) and dry it.
Zana zinazohitajika:
Karatasi ya Kuchuja
Faneli ya Kioo Yenye Bomba
Chupa ya kuoshea ya maabara
Tanuri la kukaushiaVifaa
2- 1 as requiredKishikilia Nafasi
- 1 as requiredKishikilia Nafasi
Zana Zinazohitajika
9- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
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