Question

element _________. symbol ________. atomic number s____________
hydrogen
helium
lithiem
beryllium
boron
carbon
nitrogen
oxygen
neon
magnesium
aluminum
argon
sulphur
chlorine
calcium
write the symbol atomic number
in short form

Answer 1

Answer:

hydrogen: H (1)

helium: He (2)

lithium: Li (3)

beryllium: Ben (4)

boron: Br (5)

carbon: C (6)

nitrogen: N (7)  

oxygen: O (8)

neon: Ne (9)

magnesium: Mg (10)

aluminum: Al (11)

argon: Ar (12)

sulphur: S (13)

chlorine: Cl (14)  

calcium: Ca (15)

Answer 2

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