Apakah ciri tindak balas eksotermik?
What is a characteristic of an exothermic reaction?

Sains Tingkatan 3 BAB 5,6 dan 7

Quiz
•
Science
•
10th Grade
•
Medium
Nurul Syazna
Used 1+ times
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17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Membebaskan haba ke persekitaran
Menurunkan suhu persekitaran
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proses manakah dalam kehidupan seharian melibatkan tindak balas endotermik?
Which process in daily life involves an endothermic reaction?
Melarutkan ammonium nitrat dalam air
Letupan mercun
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan profil tenaga. Apakah jenis tindak balas ini?
Tenaga hasil < Tenaga bahan tindak balas
The energy of products is lower than reactants.
Endotermik
Eksotermik
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suhu persekitaran meningkat semasa tindak balas berlaku. Apakah sebabnya?
The surrounding temperature increases during the reaction. Why?
Penyerapan haba
Pembebasan haba
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tindak balas berikut berlaku:
NH₄Cl(s) + H₂O → larutan sejuk
Apakah jenis tindak balas ini?
What type of reaction is this?
Pengoksidaan
Endotermik
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah fungsi utama fius dalam litar elektrik rumah?
What is the main function of a fuse in a household circuit?
Melindungi litar dari arus berlebihan
Menukar arus ulang-alik kepada arus terus
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnet boleh dilemahkan dengan kaedah berikut, KECUALI:
A magnet can be demagnetised by the following methods, EXCEPT:
Dibalut dengan kertas
Dihantar arus ulang-alik
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