Sebatian yang manakah mengandungi unsur dengan nombor pengoksidaan +6?
UNSUR PERALIHAN

Quiz
•
Science, Chemistry
•
10th Grade
•
Easy
MAIZATUL Moe
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
SO2
NH3
KMnO4
K2Cr2O7
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Suatu unsur mempunyai sifat-sifat berikut.
- Ia membentuk sebatian berwarna
- Ia bertindak sebagai mangkin
- Ia melebur pada 1539oC
Dalam bahagian Jadual Berkala Unsur, yang manakah unsur ini dijumpai?
Kumpulan 1
Kumpulan 17
Kumpulan 18
Unsur peralihan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah nombor pengoksidaan bagi ion Fe3+?
+1
+2
+3
+4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur peralihan boleh digunakan sebagai mangkin dalam industri. Antara berikut, yang manakah adalah mangkin yang digunakan dalam proses Ostwald?
Besi
Nickel
Mangan(IV) oksida
Platinum
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara berikut, padanan manakah yang betul antara mangkin dan kegunaannya dalam industri?
Ferum - Proses Ostwald
Nikel - Proses Haber
Mangan(IV) oksida - Pembuatan marjerin
Vanadium(V) oksida - Proses Sentuh
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara berikut, yang manakah BUKAN unsur peralihan?
Magnesium
Kromium
Platinum
Uranium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang manakah antara berikut adalah SALAH bagi ion unsur peralihan dan warnanya?
Cu2+ - biru
Fe3+ - hijau
Mn2+ - merah jambu
MnO4- - ungu
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut adalah contoh bagi ion kompleks dan formulanya KECUALI
Ion tetraaminakuprum(II) - [Cu(NH3)4]2+
Ion heksasianoferat(III) - [Fe(CN)6]3–
Ion heksasianoferat(II) - [Fe(CN)6]2–
Ion heksaakuaferat(II) - [Fe(H2O)6]2+
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