Kunci Jawaban IPA Kelas 9 Halaman 113 Semester 2 Tabel 8 4 Atom dan Partikel Penyusunnya: n, e, p, dan Lambang

Lambang atom = Mg
e = Z = 12
n = A - Z = 24 - 12 = 12
Z = 12
Lambang = ²⁴Mg₁₂

8. Nama atom = Kalium

e = Z = 19
p = Z = 19
Z = 19
Lambang = ³⁹K₁₉

9. Nama atom = Bromine

Lambang atom = Br
e = Z = 35
p = Z = 35
n = A - Z = 80 - 35 = 45
Z = 35
A = 80

Baca Juga: Kunci Jawaban IPS Kelas 9 Halaman 192 Aktivitas Kelompok Teka Teki Silang: Perdagangan Bebas 10 Soal Mendatar

10. Nama atom = Krypton

Lambang atom = Kr
e = 36
p = Z = 36
n = A - Z = 84 - 36 = 48
Z = 36
A = 84