Chemistry, 14.11.2019 23:31 torresxavier86osxdrx
Using the periodic table, which of the following two elements are in the same group?
question 2 options:
a. ca and co
b. o and cl
c. ne and ar
d. li and mg
Answers: 1
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Using the periodic table, which of the following two elements are in the same group?
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