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Solution: To prevent the formation of oxides, peroxides, and
Chapter 8, Problem 145P(choose chapter or problem)
To prevent the formation of oxides, peroxides, and superoxides, alkali metals are sometimes stored in an inert atmosphere. Which of the following gases should not be used for lithium: Ne, Ar, \(\mathrm N_2\), Kr? Explain. (Hint: As mentioned in the chapter, Li and Mg exhibit a diagonal relationship. Compare the common compounds of these two elements.)
Questions & Answers
QUESTION:
To prevent the formation of oxides, peroxides, and superoxides, alkali metals are sometimes stored in an inert atmosphere. Which of the following gases should not be used for lithium: Ne, Ar, \(\mathrm N_2\), Kr? Explain. (Hint: As mentioned in the chapter, Li and Mg exhibit a diagonal relationship. Compare the common compounds of these two elements.)
ANSWER:Step 1 of 2
Usually nitrides of alkali metals are not stable. Lithium has a diagonal relationship with magnesium and hence has similar properties of magnesium.