O Which two elements will be the most alike and why? a. Helium (He) and Hydrogen (H) b. Oxygen (O) and Neon (Ne) c. Lithium (Li) and Sodium (Na)

asked Jul 25, 2019 115k views

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O Which two elements will be the most alike and why?

a. Helium (He) and Hydrogen (H) b. Oxygen (O) and Neon (Ne) c. Lithium (Li) and Sodium (Na)

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LITHIUM AND SODIUM BECAUSE THEY ARE BOTH METALS SODIUM IS AN EARTH METAL WHILE SODIUM IS AN ALKALINE EARTH METAL

Ozzy Walsh answered Jul 28, 2019

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C. Because they are in the same group, so they have the same number of valence (outer) electrons

Avel answered Jul 31, 2019

by Avel

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