Multiple choice

Which of the following lithium compounds acts as an electrolyte of lithium batteries?

  1. Lithium tetrachloroaluminate

  2. Lithium tetrakis(pentafluorophenyl)borate

  3. Lithium tetramethylpiperidide

  4. Lithium triethylborohydride
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A Correct answer
Explanation

Lithium tetrachloroaluminate is an inorganic compound, a tetrachloroaluminate of lithium, with the formula LiAlCl4. Solution of lithium tetrachloroaluminate in thionyl chloride is the liquid cathode and electrolyte of some lithium batteries, e.g. lithium-thionyl chloride cell.

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