DIY History | Transcribe | Scholarship at Iowa | Derivatives of Hydroxylamine by Agnes Elizabeth Otto, 1892 | Derivatives of Hydroxylamine by Agnes Elizabeth Otto, 1892, Page 9

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Derivatives of Hydroxylamine by Agnes Elizabeth Otto, 1892

Derivatives of Hydroxylamine by Agnes Elizabeth Otto, 1892, Page 9

to cool when long light transparent crystals form. These crystals form when boiled with water, hydroxylamine potassium monosulphonate. (NHOH) SO[subscript]3[/subscript]K. (NOH)(SO[subscript]3[/subscript]K)[subscript]2[/subscript] + H[subscript]2[/subscript]O = NH(OH)(SO[subscript]3[/subscript]K)2 + KHSO[subscript]4[/subscript]. This salt when boiled with caustic potash decomposes into ammonia, potassium sulphate and nitrous oxide: -- 
4(NHOH)SO[subscript]3[/subscript]K + 4KOH = N[subscript]2[/subscript]O + 2NH[subscript]3[/subscript] + 4K[subscript]2[/subscript]SO[subscript]4[/subscript] + 3H[subscript]2[/subscript]O. 
     Perhaps the best results can be obtained by mixing solutions of sodium nitrite and sodium sulphite in such proportions that the mixture shall contain one gram-molecule of the first to two gram-molecules of the second. This solution is then

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to cool when long light transparent crystals form. These crystals form when boiled with water, hydroxylamine potassium monosulphonate. (NHOH) SO[subscript]3[/subscript]K. (NOH)(SO[subscript]3[/subscript]K)[subscript]2[/subscript] + H[subscript]2[/subscript]O = NH(OH)(SO[subscript]3[/subscript]K)2 + KHSO[subscript]4[/subscript]. This salt when boiled with caustic potash decomposes into ammonia, potassium sulphate and nitrous oxide: -- 4(NHOH)SO[subscript]3[/subscript]K + 4KOH = N[subscript]2[/subscript]O + 2NH[subscript]3[/subscript] + 4K[subscript]2[/subscript]SO[subscript]4[/subscript] + 3H[subscript]2[/subscript]O. Perhaps the best results can be obtained by mixing solutions of sodium nitrite and sodium sulphite in such proportions that the mixture shall contain one gram-molecule of the first to two gram-molecules of the second. This solution is then