
Kadar Tindak Balas
Quiz
•
Chemistry
•
4th Grade
•
Practice Problem
•
Hard
NURUN Moe
Used 11+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berikut adalah faktor yang mempengaruhi kadar tindak balas, KECUALI
Saiz Bahan
Kepekatan Bahan
Suhu
Warna bahan
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Antara berikut, yang manakah salah satu sifat umum mangkin?
tidak mempengaruhi kadar tindak balas
meningkatkan kadar tindak balas
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
"Ikan yang disimpan di dalam peti sejuk lebih lambat rosak berbanding yang disimpan di dalam almari dapur"
Apakah faktor yang mempengaruhi kadar tindak balas dalam situasi berikut?
Saiz
Suhu
Tekanan
Mangkin
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Apakah maksud kadar tindak balas?
Pengurangan kuantiti hasil tindak balas
Peningkatan kuantiti hasil tindak balas per unit masa
Pengurangan kuantiti hasil tindak balas per unit masa
Peningkatan kuantiti bahan tindak balas per unit masa
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tindak balas manakah yang mempunyai kadar tindak balas yang paling tinggi?
Pengaratan pagar besi
Pereputan organisma yang telah mati
Pembakaran ketulan kecil arang batu dalam udara
Pembentukan stalaktit dan stalagmit dalam gua
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Persamaan berikut mewakili tindak balas antara kalsium karbonat dan asid hidroklorik.
CaCO3 + 2HCl CaCl2 + CO2 + H2O
Kaedah manakah yang paling sesuai untuk meningkatkan kadar tindak balas?
Mengecilkan saiz kalsium karbonat
Mengurangkan isipadu asid hidroklorik
Menurunkan suhu asid hidroklorik
Mengurangkan kepekatan asid hidroklorik
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Proses manakah yang mempunyai kadar tindak balas yang paling rendah?
Pembakaran
Penyesaran logam
Peneutralan
Fotosintesis
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