Question

preodic table diagram​

Answer 1

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Answer 2

ANSWER:

ELEMENT-ATOMIC NUMBER-ATOMIC MASS

HYDROGEN-1-1

HELIUM-2-4

LITHIUM-3-6

BERYLLIUM-4-9

BORON-5-10

CARBON-6-12

NITROGEN-7-14

OXYGEN-8-16

FLUORINE-9-19

NEON-10-20

SODIUM-11-23

MAGNESIUM-12-24

ALUMINIUM-13-27

SILICON-14-28

POTASSIUM-15-31

SULFUR-16-32

CHLORINE-17-35

ARGON-18-40

POTASSIUM-19-39

CALCIUM-20-40