Jawabanmu

2014-08-22T14:22:31+07:00
Litium, calsium, halogen, rubidium, fransium
2014-08-22T17:49:12+07:00
Unsur IA H = Hidrogen, Li = Litium, Na = Natrium, K = Kalium, Rb = Rubidium, Cs = Sesium, Fr = Fransium
Unsur IIA Be = Berilium, Mg = Magnesium, Ca = Kalsium, Sr = Stronsium, Ba = Barium, Ra = Radium
Unsur IIIA B = Boron, Al = Aluminium, Ga = Galium, In = Indium, Ti = Talium