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Physics, 15.11.2020 20:50 zay65307

Which two elements have similar properties and 8 electrons in their outermost shells? A. Chlorine and bromine
B. Calcium and strontium
C. Nitrogen and phosphorus
D. Argon and krypton
** THE ANSWER IS D **

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Which two elements have similar properties and 8 electrons in their outermost shells? A. Chlorine a...
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