PSAT Kimia Kelas X 2025
Authored by Ayu Sugiarti
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10th Grade
Used 7+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Massa atom relatif (Ar) dari oksigen (O) adalah…
8
12
14
16
18
2.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Jika Ar C = 12 dan Ar O = 16, maka massa molekul relatif (Mr) dari CO₂ adalah…
28
32
44
48
60
3.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Diketahui Ar H = 1 danAr O = 16. Maka Mr of H₂O adalah…
16
17
18
19
20
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Ar (massa atom relatif) dari kalsium (Ca) adalah…
12
20
40
44
56
5.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Jika Ar N = 14 dan Ar H = 1, maka Mr dari NH₃ adalah…
14
15
16
17
18
6.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Massa molekul H₂SO₄ (Ar H = 1, S = 32, O = 16) adalah…
86
96
98
100
102
7.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Jika Ar Na = 23 dan Ar Cl = 35, maka Mr NaCl adalah…
55
57
58
59
60
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