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Compare the two elements H and Na

User Choper
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Step-by-step explanation:

H is hydrogen and Na is sodium.

Hydrogen is the first element of the periodic table. Its atomic no is 1. Its atomic weight is 1.008. Its electronic configuration is 1s¹.

Na is hydrogen. It lies at 3rd period and 1st group. Its atomic number is 11. Its atomic weight is 22.989769 u. Its electronic configuration is 2,8,1.

User Elmar Peise
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