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Authored by NUR Moe

Chemistry

5th Grade

NGSS covered

Used 3+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following substances consist of atoms?

Antara berikut bahan manakah terdiri daripada atom?

Magnesium

Oxygen

Lead (II) bromide

Naphthalene

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Why carbon-12 was chosen as a reference standard for relative atomic mass and relative molecular mass?

Mengapakah karbon-12 telah dipilih sebagai rujukan piawai untuk jisim atom relatif dan jisim molekul relatif?

Carbon has three isotopes

Karbon mempunyai tiga isotop

Carbon is non-metal element

Karbon merupakan unsur bukan logam

Carbon is a solid and easier to be handle

Karbon adalah pepejal dan lebih senang dikendalikan

Carbon is located in Group 14 in the Periodic Table of Elements

Karbon terletak dalam Kumpulan 14 dalam Jadual Berkala Unsur

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following particles equal to 1 mole?

Antara zarah yang berikut, yang manakah bersamaan

dengan 1 mol?

The number of atom in 1 g of hydrogen gas

Bilangan atom dalam 1 g gas hidrogen

The number of molecule in 1 g of hydrogen gas

Bilangan molekul dalam 1 g gas hidrogen

6.02 x 1023 of hydrogen atoms in hydrogen gas

6.02 x 1023 atom hidrogen dalam gas hidrogen

6.02 x 1023 of hydrogen molecule in hydrogen gas

6.02 x 1023 molekul hidrogen dalam gas hidrogen

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following gases contains 0.4 mol of atoms at room temperature and pressure?

[1 mol of gas occupies the volume of 24 dm3 at room temperature and pressure]

Antara gas berikut, yang manakah mengandungi 0.4 mol atom pada suhu dan tekanan bilik?

[1 mol gas menepati isipadu sebanyak 24 dm3 pada suhu dan tekanan bilik]

4.8 dm3 He

4.8 dm3 H2

4.8 dm3 SO3

4.8 dm3 CO2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following gases exists as a monoatom?

Neon gas

Oxygen gas

Nitrogen gas

Carbon dioxide gas

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which characteristics is correct about elements in Group 1 in the Periodic Table as going down the group?

Ciri manakah yang betul tentang unsur-unsur dalam Kumpulan 1 dalam Jadual Berkala Unsur apabila menuruni kumpulan?

The tendency to release electron decreases

Kecenderungan menerima elektron berkurang

The reactivity decreases

Kereaktifan berkurang

All are conductor of heat

Semua adalah konduktor haba

All insoluble in water

Semua tidak larut dalam air

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following substances can act as an electrolyte?

Conducts heat only in the molten state

Conducts electricity in the molten and aqueous states

Conducts electicity in the solid state

Conducts electricity only in the liquid state

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