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20 January, 12:50

Lithium is a metal with an oxidation number of 1 + and oxygen is a nonmetal with an oxidation number of 2-. which chemical formula represents the compound formed by these two elements?

a. li2o

b. li3o

c. lio

d. lio2

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Answers (1)
  1. 20 January, 13:19
    0
    A is the correct answer every

    lithium loses 1 electrons and every oxygen gains 2 electrons

    so 2 atoms of lithium and 1 of oxygen are needed to form the compound

    good luck
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