
Pemahaman Dasar Kimia
Authored by Diana Puspitawati
Chemistry
2nd Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Jika terdapat Persamaan reaksi: A + B + 2C => D + 3 E
Maka yang disebut dengan product adalah …
A dan B
D dan E
A, B dan C
D, E dan A
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Jika terdapat Persamaan reaksi
N2 + 3H2 => 2NH3
Berapakah koefisien N2?
Satu
Dua
Tiga
Empat
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Di bawah ini yang merupakan senyawa adalah …
Mg
Al
S
NO
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Di bawah ini yang merupakan unsur bebas diatomic adalah …
S
K
O2
Na
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Reaksi pembentukan H2O dalam keadaan standar adalah ….
H2 + 1/2 O2 => H2O
H2O => H2 + 1/2 O2
2H2 + O2 => H2O
2 H2O => 2 H2 + O2
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Reaksi pembentukan ammonia menghasilkan 92 kJ. Reaksi ini termasuk reaksi ….
Eksoterm
Endoterm
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berapakah Mr (massa Molekul relatif) dari N2 (Ar N = 14)?
14
7
28
21
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