
PERIODE 3
Authored by Hafidz nurwidev
Chemistry
12th Grade

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dibawah ini manakah unsur yang tidak termasuk dalam periode 3?
Argon
Natrium
Silikon
Francium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur kimia yang memiliki fungsi untuk menjaga kebersihan air adalah
Fosfor
Klorin
Sulfur
Magnesium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur yang memiliki sifat fisik berupa logam ringan berwarna perak dan sangat lentur, bernomor atom?
13
15
16
17
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur periode ketiga yang bersifat amfoter adalah…
Natrium
Magnesium
Fosfor
Alumunium
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur periode ketiga yang terdapat bebas di alam adalah…
Alumunium & Silikon
Magnesium & Argon
Sulfur & Argon
Alumunium & Sulfur
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur-unsur periode ketiga yang bersifat pereduksi paling kuat adalah…
Na
Mg
Cl
Ar
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelompok unsur yang terletak pada periode ketiga adalah…
H, Li, Na, K, Rb, Cs, Fr
Na, Mg, Al, Si, P, S, Cl, Ar
Sc, Y, Lu, Lr
B, Al, Ga, In, Ti, Nh
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