UTS Kimia Dasar

Quiz
•
Chemistry
•
University
•
Hard
Catatan Kuning
Used 121+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dulu, atom dianggap sebagai bagian terkecil dari materi .
Namun, pada awal abad dua puluh , para ilmuwan menemukan bahwa atom terdiri dari subatomik tertentu dengan muatan yang berbeda, yaitu ...... bermuatan positif, neutron bermuatan ......., dan ...... bermuatan .....
proton ; negatif ; elektron ; netral
elektron ; negatif ; proton ; negatif
proton ; netral ; elektron ; negatif
elektron ; positif; proton ; netral
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Massa atom adalah penjumlahan dari ..... dan ...., sedangkan nomor atom adalah jumlah dari ....
proton ; neutron ; elektron
proton ; elektron ; proton
neutron ; proton ; neutron
proton ; neutron ; proton
3.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Gambar diatas merupakan lambang unsur besi (Fe) di tabel periodik. Tuliskan berapa nomor atom dan massa atom dari Fe.
(contoh jawaban : 55,847 dan 44 )
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Manakah dari gambar dibawah ini yang menunjukkan model atom Thompson dan model atom Bohr
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Silicon yang biasa digunakan dalam chip komputer termasuk dalam golongan unsur apa?
logam
nonlogam
logam alkali
metaloid
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Gambar diatas merupakan model atom Bohr dari unsur Xenon. Berdasarkan gambar diatas, berapa jumlah elektron valensinya?
2
4
6
8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Penyusunan unsur dalam tabel periodik ditentukan berdasarkan elektron valensi dan kulit valensi. Elektron valensi biasanya akan menunjukkan . . . . . . , sedangkan kulit valensi biasanya akan menunjukkan . . . .
periode ; golongan
golongan ; periode
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