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3. 4. 5. 6. 3. 4. 5. 6. Li. Be. B. C. Li. Be. B. C. 6,941. 9,0122. 10,811. 12,011. 6,941. 9,0122. 10,811. 12,011. 11. 12. 13. 14. 11. 12. 13. 14. Na. Na. Mg. Al. Si. Mg. Al. Si. 22,990. 24,305. 26,982. 28,086. 22,990. 24,305. 26,982. 28,086.
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3 4 5 6 3 4 5 6 Li Be B C Li Be B C 6,941 9,0122 10,811 12,011 6,941 9,0122 10,811 12,011 11 12 13 14 11 12 13 14 Na Na Mg Al Si Mg Al Si 22,990 24,305 26,982 28,086 22,990 24,305 26,982 28,086