KÝ HI U NGUYÊN T Ệ Ử 1123X CHO BI T
Câu 1: Ký hi u nguyên t ệ ử
11
23
X cho bi t:ếA. A= 23, Z = 12, N = 11 B. A = 11, Z = 23, N= 12C. A = 11, Z = 23, N = 11 D. A = 23, Z = 11, N = 1211
23
X cho bi t:ếA. A= 23, Z = 12, N = 11 B. A = 11, Z = 23, N= 12C. A = 11, Z = 23, N = 11 D. A = 23, Z = 11, N = 12