1. Antara berikut, yang manakah berlaku tindak balas semasa tindak balas penurunan?
Which of the following occurs during reduction reaction?
TINDAK BALAS REDOKS
Quiz
•
Chemistry
•
1st Grade
•
Medium
ROSNANI Moe
Used 238+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Antara berikut, yang manakah berlaku tindak balas semasa tindak balas penurunan?
Which of the following occurs during reduction reaction?
menerima oksigen
gain of oxygen
Kehilangan hidrogen
loss of hdrogen
menerima elektron
gain electron
penambahan nombor pengoksidaan
Increase in oxidation number
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Nombor pengoksidaan litium dalam litium klorida, LiCl
Oxidation number of Litium in Litium chloride, LiCl
0
+1
+2
-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Nombor pengoksidaan oksigen dalam hidrogen peroksida, H2O2
Oxidation number of oxygen inhydrogen peroxide, H2O2
0
+1
+2
-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Which of the following ions present in molten aluminium oxide?
Antara berikut, manakah ion-ion yang hadir dalam leburan aluminium oksida?
Al3+, O2-
Al3+, O2-, H+
Al3+, O2-, H+, OH-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bolehkah timah diekstrakkan dengan menggunakan karbon?
Can tin extracted using carbon?
Boleh/Can
Tidak / No
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara pasangan elektrod logam yang berikut, yang manakah menghasilkan bacaan voltmeter yang paling besar?
Which of the following pairs of metal electrodes produces the biggest voltmeter reading?
Mg ll Zn
Al ll Fe
Cu ll Ag
Zn ll Ag
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Anod kuprum yang tulen terlarut untuk membentuk ion Cu2+.
Pure copper anode dissolve to form Cu2+ ions.
BETUL
SALAH
10 questions
STPM PERIODICITY
Quiz
•
1st Grade
10 questions
IKATAN KOVALEN
Quiz
•
1st Grade
10 questions
Tata Nama Senyawa
Quiz
•
1st - 10th Grade
10 questions
TEORI ASAM BASA
Quiz
•
1st Grade - University
10 questions
ANION KATION
Quiz
•
1st Grade
10 questions
Ikatan Kimia (Kestabilan Unsur, Lambang Lewis & Ikatan Ion)
Quiz
•
KG - 10th Grade
10 questions
QUIS TATA NAMA SENYAWA
Quiz
•
1st Grade
10 questions
REVISION 3
Quiz
•
KG - 11th Grade
15 questions
Multiplication Facts
Quiz
•
4th Grade
20 questions
Math Review - Grade 6
Quiz
•
6th Grade
20 questions
math review
Quiz
•
4th Grade
5 questions
capitalization in sentences
Quiz
•
5th - 8th Grade
10 questions
Juneteenth History and Significance
Interactive video
•
5th - 8th Grade
15 questions
Adding and Subtracting Fractions
Quiz
•
5th Grade
10 questions
R2H Day One Internship Expectation Review Guidelines
Quiz
•
Professional Development
12 questions
Dividing Fractions
Quiz
•
6th Grade