Unsur alkali mana yang memiliki lambang kimia Li?

Kuis tentang Unsur Alkali

Quiz
•
Chemistry
•
12th Grade
•
Hard
Irma Sulistiyanti
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kalium
Rubidium
Natrium
Litium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa sifat fisika dari logam alkali?
Massa jenis tinggi
Titik leleh tinggi
Lunak dan mengkilap
Tidak menghantarkan listrik
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur alkali manakah yang paling reaktif?
Fransium
Litium
Natrium
Kalium
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi ketika logam alkali bereaksi dengan air?
Membentuk garam
Tidak bereaksi
Membentuk gas hidrogen
Membentuk senyawa hidroksida
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa manfaat dari diet yang kaya alkali?
Meningkatkan kadar asam
Mengurangi energi
Meningkatkan risiko penyakit
Menyeimbangkan pH tubuh
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur alkali manakah yang memiliki nomor atom 19?
Sesium
Rubidium
Kalium
Natrium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan titik lebur rendah pada logam alkali?
Mudah meleleh
Membutuhkan suhu tinggi untuk meleleh
Membutuhkan suhu rendah untuk meleleh
Tidak dapat meleleh
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