Asesmen Diagnostik Stoikiometri

Quiz
•
Chemistry
•
1st Grade
•
Medium
Fitria kartika sari
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rumus Kimia dari Kalium nitrat yang benar adalah ....
KNO2
KNO3
CaNO3
CaNO2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jumlah atom O dalam senyawa MgSO4.7H2O adalah ....
4
11
28
8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui persamaan kimia berikut .
p CS2 (g) + q O2(g) --> r CO2(g) + s SO2(g)
Harga p,q,r, dan s yang benar adalah ....
1,2,1,2
1,3,1,2
1, 1,1,1
1,3,2,1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jumlah atom C dalam senyawa CH3COOH
1
2
4
5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Logam natrium apabila dimasukkan dalam air maka akan bereaksi membentuk larutan natrium hidroksida dan gas hidrogen. Persamaan kimia yang setara dan tepat adalah ....
Na(s) + H2O(l) --> NaOh(aq) + H2(g)
2Na(s) + 2H2O(l) --> 2 NaOH(aq) + H2(g)
Na(s) + H2O (l) --> Na2O (s)+ H2(g)
2Na(s) + H2O (l) --> Na2O (s)+ H2(g)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rumus kimia dari batu kapur adalah ....
NaNO3
H2SO4
CaCO3
CH3COOH
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rumus dari massa zat = mol x Mr, Jumlah mol dari urea yang memiliki Mr 60, massa 6 gram adalah ....
360 mol
1 mol
0,1 mol
10 mol
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