Berikut pasangan rumus senyawa dan nama senyawa yang benar adalah...
PTS KIMIA KELAS X GENAP TA 2022-2023

Quiz
•
Chemistry
•
10th Grade
•
Hard
Linda Ardana
Used 12+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
KClO3 : kalium klorat
CuO : tembaga oksida
FeNO3 : besi (III) nitrat
Al2O3 : dialuminium trioksida
K2Cr2O7 : kalium kromat
2.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
Berikut pasangan nama senyawa dan rumus senyawa yang benar, kecuali...
Aluminium hidroksida : Al(OH)3
Natrium oksida : Na2O
Asam sulfat : H2SO3
Fosfor pentaklorida : PCl5
Timbal (II) nitrat : Pb(NO3)2
3.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Perhatikan reaksi berikut:
a H2SO4 + b NaOH → c Na2SO4 + d H2O (belum setara)
Nilai a, b, c, dan d berturut-turut adalah...
1, 2, 1, 2
1, 1, 2, 1
1, 2, 2, 1
1, 1, 1, 2
1, 2, 1, 1
4.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Perhatikan reaksi berkut:
a H2SO4 + b Fe(OH)3 → c Fe2(SO4)3 + d H2O (belum setara)
Nilai a, b, c, dan d berturut-turut adalah...
3, 3, 1, 2
3, 2, 1, 6
3, 1, 2, 6
2, 2, 3, 1
2, 3, 1, 6
5.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Dalam tabung tertutup ditimbang sebanyak 32 gram serbuk belerang dan 63,5 gram serbuk tembaga. Setelah dicampur lalu dipanaskan dalam tabung tertutup dan reaksi berlangsung sempurna terbentuk zat baru tembaga (II) sulfida. Massa tembaga (II) sulfida yang terbentuk adalah...
31,5 gram
63 gram
95,5 gram
15,75 gram
47,75 gram
6.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Massa nitrogen dalam 26,4 gram senyawa (NH4)2SO4 adalah... (Mr (NH4)2SO4= 132)
2,8 gram
1,4 gram
26,4 gram
5,6 gram
13,2 gram
7.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Unsur A dan B membentuk 2 senyawa. Senyawa I mengandung 25% unsur A dan 75% unsur B, sedangkan senyawa II mengandung 20% unsur A dan 80% unsur B. Jika perbandingan unsur A tetap maka perbandingan unsur B pada senyawa I: senyawa II adalah...
1:2
1:3
2:3
3:4
4:3
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