
Kuis tentang Logam Alkali

Quiz
•
Chemistry
•
12th Grade
•
Medium
Anik Laili
Used 1+ times
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berdasarkan data tersebut, Unsur yang paling sulit melepaskan elektron adalah...
Rb
Na
Li
K
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam alkali mana yang memiliki jari-jari terbesar?
19K
11Na
3Li
55Cs
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa sifat umum dari logam alkali?
Berat
Beku
Keras
Lunak
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Logam alkali mana yang paling reaktif?
Li
Na
K
Cs
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa yang terjadi ketika logam alkali bereaksi dengan air?
Membentuk gas CO2
Membentuk garam
Membentuk hidroksida dan gas hidrogen
Membentuk asam
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kalium (K)dapat bereaksi dengan logam klorin membentuk senyawa (Cl2)
K2Cl
KCl
KCl2
K2Cl2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa yang dihasilkan ketika Na(s) + H2O(l) bereaksi?
2NaOH(aq) + H2(g)
2Na2O(s)
2NaH(s) + O2(g)
2NaO(s)
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