
Logam Alkali dan Alkali Tanah
Quiz
•
Chemistry
•
University
•
Medium
Muhammad Fathurrahman
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan oksidasi atom unsur alkali dalam senyawa selalu bernilai ...
-1
+1
-2
+2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur yang merupakan unsur golongan alkali adalah ...
Magnesium
Potassium
Nitrogen
Kalsium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Warna nyala yang sesuai untuk unsur-unsur golongan alkali adalah ...
Cs : merah
K : putih
Na : kuning
Rb : ungu
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Logam alkali merupakan reduktor kuat, karena ...
bereaksi kuat dengan air
sangat mudah melepas elektron
logamnya lunak dan mudah diiiris
Potensial elektrodenya sangat rendah
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Logam alkali yang memiliki Potensial Elektrode paling rendah adalah ...
Li
Na
K
Rb
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur yang merupakan unsur golongan alkali tanah adalah ...
Carbon
Kalsium
Alumunium
Sodium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur golongan alkali tanah yang memiliki energi ionisasi paling rendah adalah ...
Ca
Mg
Ba
Sr
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