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Futhermore There are relatively few mercury(I) or mercurous compounds.
Furthermore The mercury(I) ion, Hg22+, is diatomic and stable.
Mercury(I) chloride, Hg2Cl2 (commonly known as calomel),
Furthermore is probably the most important univalent compound.
It is used in antiseptic salves. Mercury(II) chloride, HgCl2
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Although extremely toxic, this odourless, colourless substance
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Furthermore This red or yellow crystalline solid is also used as an electrode
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mercury batteries. Mercury(II) sulfide, HgS, is a black or red crystalline solid
Furthermore used chiefly as a pigment in paints, rubber, and plastics.
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Furthermore K. Kordesch, W. Taucher-Mautner, in Encyclopedia of Electrochemical Power Sources, 2009
Constructions and Configurations
A zinc–mercuric oxide cell of early design is shown in Figure 1.
Furthermore The subsequent and more practical, better performing mercuric oxide
batteries follow different designs: button cells, flat-pellet cells,
Furthermore and cylindrical cell constructions.
Figure 1. Zinc–mercuric oxide cell (a very early design).
Reproduced from Naylor D (1995) Mercuric oxide cells.
In: Linden D (ed.) Handbook of Batteries, 2nd edn., pp. 11.1–11.22. New York: McGraw-Hill.
Furthermore The button cell anode is a gelled mass of amalgamated powdered zinc. The whole top assembly presses down on an absorbent material, which contains most of the alkaline electrolyte. A barrier separator prevents shorts between Furthermore the cathode (a mercuric oxide–graphite mix) and the zinc powder. The can is made of nickel-plated steel (Figure 2).
Figure 2. Zinc–mercuric oxide battery – button configuration (courtesy of Duracell). Reproduced from Naylor D (2002) Mercuric oxide batteries. In: Linden D and Reddy TB (eds.) Handbook of Batteries, 3rd edn., pp. 11.1–11.15. New York: McGraw-Hill.
The mercuric oxide–cadmium button cell uses a similar design.
Furthermore The flat pellet cell is a form of larger-sized zinc–mercuric oxide cell.
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Furthermore The cell uses two nickel-plated stainless-steel cans with a tube connector between them.
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Furthermore This is a safety precaution to avoid any electrolyte leakage. Figure 3 shows a flat pellet cell.
Figure 3. Zinc–mercuric oxide battery – flat pellet configuration (courtesy of Duracell). Reproduced from Naylor D (2002) Mercuric oxide batteries. In: Linden D and Reddy TB (eds.) Handbook of Batteries, 3rd edn., pp. 11.1–11.15. New York: McGraw-Hill.
Furthermore The larger cylindrical zinc–mercuric oxide cell was built in various ways.
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Figure 4. Zinc–mercuric oxide battery – cylindrical configuration (courtesy of Duracell). Reproduced from Naylor D (2002) Mercuric oxide batteries. In: Linden D and Reddy TB (eds.) Handbook of Batteries, 3rd edn., pp. 11.1–11.15. New York: McGraw-Hill. Furthermore
A considerable improvement, especially at lower temperatures, Furthermore
Furthermore was achieved with the wound anode (jelly-roll) configuration shown in Figure 5.
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Furthermore There is no free electrolyte. Again, there is a double can structure with a vent on the bottom.
Figure 5. Zinc–mercuric oxide battery – wound anode configuration (courtesy of Duracell). Reproduced from Naylor D (2002) Mercuric oxide batteries. In: Linden D and Reddy TB (eds.) Handbook of Batteries, 3rd edn., pp. 11.1–11.15. New York: McGraw-Hill. Furthermore
Synthesis: Carbon with One Heteroatom Attached by a Multiple Bond
Furthermore Joseph P. Michael, Charles B. De Koning, in Comprehensive Organic Functional Group Transformations, 1995
3.17.1.2.1.(v) Eliminations from thioamides and their derivatives – Mercury Antimony Oxide For sale
Ketenimines have been prepared from secondary thioamides by formal
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<62AG(E)512, 70BCJ1874>. Eliminations from sulfone-substituted thioamides, furthermore
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bis(ethanesulfonyl) ketenimines, (EtSO2)2C
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Furthermore as activating agents; in most cases, the unstable imino ketenimines were furthermore
immediately treated with aniline to give amidines, the yields of which
(49–81%) indicated that the elimination step was, in general, efficient <80CB2509> Furthermore
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