Tata Nama Senyawa dan Struktur Atom

Quiz
•
Chemistry
•
10th Grade
•
Hard
lusi samosir
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nama senyawa dengan rumus kimia Li₂O adalah . . . . .
litium oksida
litium (I) oksida
litium (II) oksida
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apabila diketahui jumlah neutronnya sebesar 126 dan massa atomnya adalah 208, maka berapakah nomor atom dari lambang unsur tersebut?
126
82
208
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Perhatikan pernyataan-pernyataan berikut.
(1) Atom tersusun dari inti atom yang bermuatan positif.
(2) Atom dikelilingi elektron-elektron yang bermuatan negatif.
(3) Atom bersifat stabil.
(4) Spektrum atom hidrogen berupa spektrum garis.
(5) Atom bersifat netral.
Kelemahan teori atom Rutherford ditunjukkan oleh pernyataan nomor...
1 dan 2
2 dan 4
3 dan 4
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apabila diketahui nomor atom 26 dan massa atom 40, maka berapakah nilai proton dari lambang unsur tersebut?
26
14
40
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jumlah proton dan neutron dari ²⁴²₉₄Pu adalah....
94 dan 148
94 dan 242
148 dan 94
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Perhatikan pasangan unsur berikut.
(1) ¹⁴₆C dan ¹⁴₇ N
(2) ¹⁴₇ N dan ²⁸₁₄Si
(3) ¹⁴₇ N dan ¹⁵₈O
(4) ¹⁴₆C dan ¹⁶₈O
(5) ¹⁴₆C dan ²⁸₁₄Si
Pasangan unsur yang termasuk isoton ditunjukkan oleh nomor...
1 dan 2
2 dan 3
3 dan 4
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Konfigurasi elektron menurut Bohr dari kalium (Z=19) adalah...
2 8 9
2 8 8 1
2 2 8 8
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