Quiz Pilihan Ganda Kelas XI
Quiz
•
Chemistry
•
11th Grade
•
Hard
BESSE DARNA
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Jumlah partikel dalam 0,25 mol N2 sama dengan jumlah partikel dalam ….
1,25 mol O2
1 mol P4
0,75 mol C4H10
0,5 mol Na
0,25 mol CO2
2.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Banyaknya atom yang terkandung dalam 9,2 gram natrium (Na = 23) adalah….
1,2 x 1023
2,2 x 1023
2,3 x 1023
2,4 x 1023
2,5 x 1023
3.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Satu mol gas flour (Ar F = 19) ….
Mempunyai massa 19 gram
Mempunyai massa 6 x 1023 gram
Mengandung 6 x 1023 atom
Mengandung 1,2 x 1024 atom
Mengandung 1,2 x 1024 molekul
4.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Berapa jumlah mol Fe2(SO4)3 yang memiliki massa 4 gram ….
0,25 mol
0,2 mol
0,1 mol
0,01 mol
0,001 mol
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Jumlah mol dari 1,204 x 1023 molekul air adalah …
2 mol
1,6 mol
1 mol
0,5 mol
0,2 mol
6.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Gas hidrokarbon (CxHy) bervolume 3 liter tepat dibakar sempurna dengan 18 liter oksigen menghasilkan 12 liter gas karbon dioksida sesuai reaksi: CxHy + O2 → CO2 + H2O (belum setara) Rumus molekul hidrokarbon tersebut adalah .....
C5H12
C5H10
C4H6
C4H8
C3H8
7.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Suatu campuran terdiri dari 60% volume gas N2 dan 40% volume gas O2. Perbandingan molekul gas N2 dan O2 dalam campuran itu adalah .....
3 : 2
4 : 3
21 : 16
16 : 21
2 : 3
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