
Rank 1 Ibad Ar-Rahman
Authored by Azlan Andaru
Education
9th - 12th Grade
Used 2+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Manakah di antara bilangan ini yang paling besar
281
432
(44)10
1618
(83)8
2.
FILL IN THE BLANK QUESTION
10 mins • 10 pts
3.
MULTIPLE CHOICE QUESTION
5 mins • 8 pts
4.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Bentuk sederhana dari 1 . 21 + 2 . 22 + 3 . 23 + ... + 2020 . 22020
2(2020 . 22019 -22019+1)
2(2020 . 22020 -22020+1)
2020 . 22020 - 22020 + 2
2020 . 22020 - 22020 + 1
2(2019 . 22020 -22020+1)
5.
FILL IN THE BLANK QUESTION
10 mins • 10 pts
6.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
K2Cr2O7(aq) + 6 Fe2+(aq) + 14H+(aq)→2 Cr3+(aq) + 6 Fe3+(aq) + 7H2O(I)+ 2k(aq)
Yang bertindak sebagai reduktor adalah
K2Cr2O7
Fe2+
Cr3+
Fe3+
H2O
7.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
Suatu cuplikan hanya mengandung usnur nitrogen dan oksigen. Bila dalam 152 gram cuplikan terdapat 56 gram nitrogen, maka rumus empiris senyawa tersebut adalah
(ArN=14,O=16)
N2O5
N2O3
N2O
NO2
NO
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