Ion penyebab kesadahan air adalah...
Kuis Kimia Logam Mei 2023

Quiz
•
Chemistry
•
University
•
Hard
Agrippina Wiraningtyas
Used 3+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Ion Magnesium
Ion Kalium
Ion Klorida
Ion Kalsium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelompok unsur berikut yang semuanya bersifat logam yaitu . . . .
Emas, seng, dan Karbon
Besi, nikel dan belerang
Fosfor, oksigen dan tembaga
Emas, perak dan nikel
Hidrogen, Nitrogen, dan karbon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur-unsur golongan alkali tanah sifat-sifat kimianya hampir sama karena
jumlah elektronnya sama
jumlah elektron pada dua orbital terluarnya sama
jumlah elektron pada kulit terluarnya sama
jumlah protonnya sama
konfigurasi elektronnya sama
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Reaksi logam dengan oksigen disebut juga:
Reduksi
Oksidasi
Penggaraman
Elektrolisis
5.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
berapa nomor atom dari konfigurasi elektron diatas?
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Pernyataan yang manakah merujuk kepada pengoksidaan?
I Proses kehilangan oksigen
II Proses penerimaan hidrogen
III Proses kehilangan elektron
IV Proses penambahan nombor pengoksidaan
I and II
III and IV
I, II and III
I, II , III and IV
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Berdasarkan gambar berikut reaksi yang cocok yaitu....
Fe -----> Fe2+ + 2e
2H2O + O2 + 4e ------> 4 OH-
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