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Ting 4 : 10.2 Redikal Bebas

Authored by ZAWAWI ZAWAWI

Science

3rd - 5th Grade

Used 5+ times

Ting 4 : 10.2 Redikal Bebas
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Radikal bebas ialah atom atau molekul yang ____________ satu ___________

kekurangan ..... proton

kelebihan ...... elektron

kekurangan .... elektron

kekurangan .... nukleon

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Pilih ciri-ciri radikal bebas

reaktif

bersaiz besar

tidak stabil

cenderung menyerang atom atau molekul lain

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pilih rajah yang menggambarkan radikal bebas

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Radikal bebas terhasil secara semula jadi di dalam badan melalui proses __________

Pengoksidaan

pengaratan

pengionan

perubatan

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Pilih DUA faktor yang mempengaruhi jumpah penghasilan radikal bebas dalam badan

faktor tersembunyi

Faktor luaran

faktor sampingan

Faktor dalaman

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Radikal bebas dalam badan terhasil melalui

Metabolisme

penghadaman

perkumuhan

Keradangan

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

pilih 2 faktor luaran yang menyebabkan penghasilan radikal bebas

Sinar UV

Bencana alam

X-ray

mitosis

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