Question

Urutan tabel periode golongan A

Answer 1

IA : H, Li, Na, K, Rb, Cs, Fr
IIA : Be, Mg, Ca, Sr, Ba, Ra
IIIA : B, Al, Ga, In, Tl
IIIIA : C, Si, Ge, Sn, Pb
VA : N, P, As, Sb, Bi
VIA: O, S, Se, Te, Po
VIIA: F, Cl, Br, I, At
VIIIA: He, Ne, Ar, Kr, Xe, Rn
-kalo gak coba cek tabel periodik ya- :D