สมบัติธาตุ

Chemistry

| 2,3 BeO BeO , , ,

| 2,3 Be Al Be C ,N

IA IA , IIA M(s) + 2 O(1) 2MOH(aq) + (g) IIA IA IA M(s) + 2 O(1) M(O (aq) + (g) MgS

VIIA : F > Cl > Br > I > At : At > I > Br > Cl > F clt f- clt Br - Brt 1-

VIIIA IE He IE EN

IA (1) =1 = +1 HH VIIA (7) =1 = +1 -1 =7 = +1 +3 +5 +7 -1

S = 1L P = แแแ D = แแแแแ F = แแแแแแแ =2 En IE

EN

A¹ฒ͌ MÂฑื๊ > ตื

ิชัหิขัพ # ษน ms ว น

1: 2: 4 := 3: := V= T= P= D=