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$$$$$Are the properties of potassium (K) more similar to those calcium (Ca) or those of sodium (Na)? Why?
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$$$$$Are the properties of potassium (K) more similar to those calcium (Ca) or those of sodium (Na)? Why?

User Alpy
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Answer: potassium and sodium have similar properties

Explanation: Na and K belong to alkali metals. Both have one electron in outer shell. Calcium has two electrons in outer shell.

User Nevine
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