stannous chloride

noun

, Chemistry.

a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.

First recorded in 1865–70

Stannous chloride is usually sufficiently contaminated with stannic salt.

When acted on with hot hydrochloric acid it slowly dissolves (more rapidly in contact with platinum) and forms stannous chloride.

Note the quantity of the stannous chloride solution required.

Tin in solution as stannic or stannous chloride is precipitated as metal by means of zinc.

These reactions are characteristic of tin as stannous chloride.

April 20, 2024flabbergast

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