
Kuis 1 Laju Reaksi XI IPA E
Quiz
•
Chemistry
•
1st Grade
•
Hard
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6 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dari fenomena berikut, manakah yang tergolong ke dalam reaksi cepat?
Pembakaran bahan bakar kendaraan bermotor
Perkaratan kendaraan bermotor
Perubahan warna pada daun
Proses pematangan buah
Proses pembusukan sayuran
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dari fenomena berikut, manakah yang tergolong ke dalam reaksi lambat?
Pembakaran bahan bakar kendaraan bermotor
Pembakaran kertas
Pembakaran tisu
Proses pembakaran lilin
Proses pembusukan buah
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
N2(g) + 3H2(g)--> 2NH3(g)
Dari reaksi tersebut, pernyataan yang benar tantang laju reaksi adalah….
Berubahnya jumlah reaktan
Berubahnya jumlah produk
Bertambahnya reaktan tiap satuan waktu
Berkurangnya produk tiap satuan waktu
Berkurangnya reaktan atau bertambahnya produk tiap satuan waktu
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Laju reaksi dari:
4NH3(g) + 5O2(g)--> 4NO(g) + 6 H2O (g)
dapat dinyatakan sebagai….
Laju bertambahnya konsentrasi NH3 dalam satuan waktu
Laju berkurangnya konsentrasi H2O dalam satuan waktu
Laju bertambahnya konsentrasi O2 dalam satuan waktu
Laju bertambahnya konsentrasi NO dalam satuan waktu
Laju berkurangnya tekanan sistem dalam satuan waktu
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi berikut yang mempunyai laju reaksi paling cepat adalah….
3 gram bongkahan CaCO3 + larutan HCl 0,01 M
3 gram bongkahan CaCO3 + larutan HCl 0,1 M
3 gram serbuk CaCO3 + larutan HCl 0,1 M
3 gram serbuk CaCO3 + larutan HCl 0,01 M
3 gram serbuk CaCO3 + larutan HCl 0,001 M
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tindakan berikut akan memperbesar laju reaksi, kecuali….
Penambahan katalis
Penambahan pereaksi
Penambahan air
Penambahan konsentrasi
Penambahan suhu
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