Element I
Group 2
Element 11
Group 6
Both
Period 4
...
Element I
Group 2
Element 11
Group 6
Both
Period 4
Refer to the Venn diagram above. Which of the following traits do Element I and Element Il have in common?
A.) The same atomic number
B.)The same atomic mass
C.)The same number of energy levels D.)The same number of valence electrons​
Answers: 2
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