alb10615717

Iodine reduction by tin

Iodine reduction by tin. Tin(II) sulfate (SnSO4) solution has pale yellow color (left vial). Iodine (I2) dissolved in water with added potassium iodide (KI) and polyvinyl alcohol has deep blue color (right vial). When tin(II) sulfate solution is added drop by drop to the iodine solution (middle vial), it becomes colorless, as I2 is reduced to I- and Sn2+ is oxidized to Sn4+: Sn2+ + I2 -> Sn4+ + I-.
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Título: Iodine reduction by tin
Descripción: Ver traducción automática
Iodine reduction by tin. Tin(II) sulfate (SnSO4) solution has pale yellow color (left vial). Iodine (I2) dissolved in water with added potassium iodide (KI) and polyvinyl alcohol has deep blue color (right vial). When tin(II) sulfate solution is added drop by drop to the iodine solution (middle vial), it becomes colorless, as I2 is reduced to I- and Sn2+ is oxidized to Sn4+: Sn2+ + I2 -> Sn4+ + I-.
Crédito: Album / Science Source / GIPhotoStock Images
Autorizaciones: ? Cesión de modelo: No - ? Cesión de propiedad: No
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Tamaño imagen: 10000 × 2792 px | 79.9 MB
Tamaño impresión: 84.7 × 23.6 cm | 3937.0 × 1099.2 in (300 dpi)
Palabras clave: OXIDACION QUIMICA RÉDUCTION SULFATO YODO