Suatu unsur mempunyai massa atom relatif 16 dan jumlah neutron 8, maka jumlah elektron valensi adalah …
Soal ulangan kimia kelas x spu

Quiz
•
Chemistry
•
10th Grade
•
Medium
Darman Mulis
Used 140+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2
3
4
5
6
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Menurut Bohr, lintasan elektron saat mengelilingi inti atom bersesuaian dengan…
tingkat energi elektron
momentum linier elektron
jumlah proton
jumlah neutron
Jumlah elektron
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jumlah elektron maksimum yang terdapat dalam kulit M adalah ....
2
8
10
16
18
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Unsur 20Y mempunyai kulit atom sebanyak ...
1
2
3
4
5
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diketahui nomor atom S = 16, jumlah elektron pada ion S2– adalah ....
14
15
16
17
18
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui nomor atom Mg= 12, jumlah elektron pada ion Mg2+adalah ....
8
10
12
14
16
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Seorang siswa sedang mengamati unsur dengan identitas diketahui adalah lambang unsur emas. Berdasarkan data tersebut, pertanyaan yang benar berkaitan dengan jumlah partikel-partikel penyusun atom emas adalah ...
Jumlah proton 79, jumlah elektron 79, jumlah neutron 197.
Jumlah proton 79, jumlah elektron 118, jumlah neutron 118.
Jumlah proton 79, jumlah elektron 79, jumlah neutron 118.
Jumlah proton 79, jumlah elektron 79, jumlah neutron 79.
Jumlah proton 79, jumlah elektron 118, jumlah neutron 179.
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