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Chemistry, 09.02.2021 21:30 PinkDivaGirl02

6. Which of the following elements are in the same period? I. Sn, Mn, Mg, Li
II. F, CI, Br, I
III. Rb, Tc, Sn, I
IV. Li, Na, K, Rb
a. I only
b. III only
c. II & IV
d. I & IV

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6. Which of the following elements are in the same period? I. Sn, Mn, Mg, Li
II. F, CI, Br, I...

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