Asesmen Diagnostik Kognitif Termokimia

Quiz
•
Chemistry
•
11th Grade
•
Hard
Ika Humaeroh
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
2, 5, 6, 2
1, 3, 3, 4
2, 10, 4, 4
1, 4, 3, 2
1, 5, 3, 4
2.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Gas metana (CH4) mempunyai massa sebesar 1,6 gram. Berapakah mol dari gas metana tersebut (Ar C = 12, H = 1)…
0,1
0,2
1
2
10
3.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Suatu unsur X bernomor atom 13. Jika membentuk senyawa dengan oksigen (bernomor atom 8) rumus senyawanya adalah….
X2O3
X3O2
X2O
XO2
XO
4.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Susunan elektron yang sesuai dengan gambar berikut dimiliki oleh molekul (Ar P = 15, Cl = 17, B= 5, F= 9, N= 7, H=1, C=6) ….
PCl3
BF3
NH3
PH3
CH3
5.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Suatu campuran pereaksi di dalam tabung reaksi menyebabkan tabung tersebut menjadi dingin jika dipegang. Pernyataan yang tepat mengenai hal tersebut adalah….
Entalpi pereaksi bertambah
Entalpi pereaksi berkurang
Entalpi pereaksi dan hasil reaksi bertambah
Entalpi pereaksi lebih besar daripada entalpi hasil reaksi
Entalpi hasil reaksi lebih besar daripada entalpi pereaksi
6.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Perhatikan pernyataan berikut:
i. Entalpi awal lebih besar daripada entalpi akhir dan ∆H>0
ii. Entalpi awal lebih kecil daripada entalpi akhir dan ∆H>0
iii. Entalpi awal lebih besar daripada entalpi akhir dan ∆H<0
iv. Entalpi awal lebih kecil daripada entalpi akhir dan ∆H<0
v. Entalpi awal sama dengan entalpi akhir dan ∆H=0
Manakah pernyataan yang tepat mengenai reaksi eksoterm…
i
ii
iii
iv
v
7.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
-92 kJ
-46 kJ
+46 kJ
+184 kJ
+92 kJ
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