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Atoms and reactions

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Question 4

Which lithium compound contains the greatest percentage by mass of lithium?

[Relative atomic masses, ArA_rAr​: H=1.0H = 1.0H=1.0; Li=6.9Li = 6.9Li=6.9; N=14.0N = 14.0N=14.0; O=16.0O = 16.0O=16.0]

lithium hydroxide

lithium nitride

lithium oxide

lithium hydride

Atoms and reactions Questions

  1. A Level
  2. /Chemistry
  3. /Atoms and reactions