Kimia kelas X-hukum dasar kimia

Quiz
•
Chemistry
•
10th Grade
•
Medium
Standards-aligned

rinnioktavia k
Used 230+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
"Massa Zat sebelum dan setelah reaksi adalah sama atau tetap" merupakan pernyataan dari ....
Albert Einstein
Antoine Laurent Lavoisier
John Dalton
Jons Jacob Berzelius
Joseph Louis Proust
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Reaksi berikut yang tidak memenuhi hukum kekekalan massa adalah ....
7 gram hidrogen + 16 gram oksigen menghasilkan 18 gram air
32 gram belerang + 64 gram tembaga menghasilkan 96 gram tembaga(II)oksida
7 gram besi + 4 gram belerang menghasilkan 11 gram besi(III)belerang
24 gram magnesium + 28 gram nitrogen menghasilkan 52 gram magnesium nitrida
8 gram tembaga + 2 gram oksigen menghasilkan 10 gram tembaga(II)oksida
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
"Senyawa selalu memiliki perbandingan tertentu dan tetap" merupakan pernyataan dari ....
John Dalton
Antoine Laurent Lavoisier
Albert Einstein
Joseph Louis Proust
Democritus
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 17,5 gram kalsium direaksikan dengan 7 gram oksigen. jika senyawa yang terbentuk sebanyak 24,5 gram, maka perbandingan unsur kalium dan oksigen adalah ....
5:2
5:3
5:4
7:3
7:4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
belerang dan oksigen dengan perbandingan 2:3 membentuk senyawa belerang trioksida. jika belerang dan oksigen yang direaksikan masing-masing 15 gram, massa belerang trioksida yang terbentuk adalah ....
10 gram
15 gram
20 gram
25 gram
30 gram
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan data pada tabel berikut ini
Perbandingan besi dan oksigen dalam senyawa yang terbentuk adalah ....
5:2
5:3
7:2
7:3
7:5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
jika 6 gram karbon direaksikan dengan 20 gram gas oksigen, dihasilkan senyawa karbondioksida sebanyak 22 gram dan terdapat sisa oksigen 4 gram, perbandingan karbon dan oksigen adalah ....
2:3
3:4
3:6
3:8
4:7
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