Diketahui nomor atom X = 11, Y = 12, Z = 15, Q = 18, R = 19. Atom yang memiliki jari-jari terbesar adalah ….

Ujian Kimia Semester Ganjil

Quiz
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Social Studies
•
Professional Development
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Medium
Ferdinandus Sawu Dawo
Used 1+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X
Y
Z
Q
R
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelompok senyawa berikut yang tidak memenuhi aturan octet adalah ….
(Ar B = 5, P = 15, H = 1, O = 8, N = 7, C = 6, F = 9, S = 16) PCI3' H2O
PCI5' SF6
BCI3' H2O
CH4' NH3
CO2' CH4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan data di atas, jenis ikatan yang terdapat dalam senyawa P dan Q adalah ….
Kovalen polar dan ion
Kovalen non-polar dan ion
ion dan Kovalen polar
ion dan Kovalen non-polar
Kovalen polar dan Kovalen non-polar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nama salah satu senyawa reaktan dan produk dari persamaan reaksi tersebut adalah ….
Mangan oksida dan natrium sulfat
Mangan oksida dan asam sulfat
Mangan (IV) sulfat dan natrium iodida
Natrium sulfat dan Mangan (IV) sulfat
Natrium iodide dan Natrium sulfat
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
nilai koofesien a, b, c dan d adalah ….
1, 3, 2, 2
1, 3, 3, 1
2, 3, 1, 3
1, 3, 2, 3
3, 2, 2, 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perbandingan massa O pada NO dan NO2 menurut hukum kelipatan perbandingan adalah ….
1 : 1
1 : 2
1 : 4
2 : 3
3 : 2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika reaksi berlangsung sempurna, volume gas karbon dioksida yang dihasilkan (P, T) adalah ….
32 liter
25 liter
20 liter
18 liter
16 liter
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