Dimethyl Sulfoxide (DMSO)is a Polar Aprotic Solvent That Is Frequently

question 42

Multiple Choice

Dimethyl sulfoxide (DMSO) is a polar aprotic solvent that is frequently used for organic reactions.Rank the following sodium halide salts for decreasing solubility in DMSO.

• A)NaBr > NaCl > NaI
• B)NaBr > NaI > NaCl
• C)NaCl > NaI > NaBr
• D)NaCl > NaBr > NaI
• E)None of these salts is soluble in DMSO.

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