A text book of physics, for the use of students of science and engineering (1918)
Duncan, John, d. 1941, Starling, Sydney George, 1873- · London Macmillan · leaf 937
ves a faircurrent for a short time, and recovers itsoriginal e.m.f. after a period of rest. The liquid of the Leclanche cell is asaturated solution of ammonium chloride(sal ammoniac) contained in a glass jarJ (Fig. 819). In this is immersed thenegative pole, consisting of an amalga-mated zinc rod.… … FIG. 849.—Leclanche cell. ammoniac solution diffuses through the porous pot and themanganese dioxide mixture and reaches the carbon rod. When thecurrent passes, zinc is dissolved at the negative pole according tothe equation 2C1 + Zn = ZnCl2. The ions of NH4 are liberated at the positive pole and…
Physics
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