
Laju Reaksi
Authored by Yunita Hamsari.143
Chemistry
2nd Grade
Used 65+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Laju reaksi : 2A + 2B → 3C + D dapat dinyatakan sebagai laju bertambahnya konsentrasi....
A tiap satuan waktu
B tiap satuan waktu
C tiap satuan waktu
A dan B tiap satuan waktu
C dan D tiap satuan waktu
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kenaikan suhu akan mempercepat laju reaksi. Hal ini disebabkan karena kenaikan suhu akan....
Memperbesar luas permukaan
Memperbesar konsentrasi zat yang bereaksi
Memperbesar tekanan ruang terjadinya reaksi
Memperbesar energi kinetik molekul pereaksi
Menaikkan energi pengaktifan zat yang bereaksi
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan tabel hasil percobaan berikut:
Reaksi yang paling cepat terjadi pada percobaan ke....
1
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada reaksi antara zat X dan Y, diperoleh data seperti disamping:
Berdasarkan data percobaan 1 dan 3 disamping, faktor yang mempengaruhi laju reaksi adalah....
Luas permukaan zat
Konsentrasi
Wujud zat
Sifat zat
Suhu
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi antara gas H2 dan O2 pada suhu 25oC berlangsung sangat lambat, tetapi ketika ditambah serbu Pt, reaksi menjadi lebih cepat. Hal ini menunjukkan bahwa laju reaksi dipengaruhi oleh....
Luas permukaan
Temperatur
Katalis
Konsentrasi
Tekanan
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Laju reaksi dari suatu reaksi tertentu menjadi dua kali lipat setiap kenaikan suhu 10oC. Suatu reaksi berlangsung pada suhu 30oC, jika suhu ditingkatkan menjadi 100oC maka laju reaksi akan menjadi...kali lebih cepat dari semula
128
64
32
16
8
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berikut ini adalah tabel data laju reaksi :
2NO(g) + Br2(g) → 2NOBr(g)
Rumus laju reaksinya adalah....
v = k [NO][Br2]
v = k [NO]2[Br2]
v = k [NO]2[Br2]2
v = k [NO]2
v = k [NO][Br2]2
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