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Chemistry

Chemistry

8th Grade

Used 6+ times

Chemistry
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Apakah formula kimia bagi natrium?

Sa

Na

Um

Ir

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Berapakah nombor proton bagi karbon?

4

5

6

7

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Apakah formula kimia bagi air?

CO2

NO3

H2O

Cl2

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Antara berikut yang manakah bukan subatom?

Proton

Elektron

Neutron

Nukleus

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Model atom ini dikemukan oleh

Neils Bohr

John Dalton

James Chadwick

Ernest Rutherford

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Antara yang berikut, unsur yang mana

berada dalam kumpulan 18 dalam jadual

berkala.

Helium and krypton

Hydrogen and oxygen

. Oxygen and krypton

Helium, hydrogen and oxygen

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Badan kapal terbang diperbuat daripada

duralumin. Apakah unsur utama dalam

duralumin?

Besi

Kuprum

Magnesium

Aluminium

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