Kim loại và phi kim loại

Kim loại và phi kim loại

8th Grade

15 Qs

quiz-placeholder

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Kim loại và phi kim loại

Kim loại và phi kim loại

Assessment

Quiz

Science

8th Grade

Hard

Created by

Ikhda Suhada

Used 275+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

Which of the following metals can be cut with a knife?

[more than one answer]

sodium

magnesium

potassium

calcium

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Which of the following metal is used as flares and camera flushbulbs?

aluminium

potassium

magnesium

calcium

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Which metal is suitable to make the object as in the diagram?

calcium

iron

zinc

silver

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Based on the diagram, the ship's bodies had covered with rust as it was always exposed to air and oxygen. Which of the following can be done to cover the rusting process?

Use a nitrogen to slow down the chemical reaction

Coat the bodies with zinc in a process called zinc plating

Change the bodies by using zinc that does not corrode in the air

Coat with sulfur as it does not dissolve in water

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Why is copper particularly useful in electrical circuits?

does not corrode in air

very reactive metal

a very good conductor of heat

support burning

6.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

Which gases can burn in air?

oxygen

hydrogen

nitrogen

helium

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

- a colourless, odourless gas

- does not allow things to burn in it

- slows down the chemical reaction

The features above best describe

helium

mercury

bromine

nitrogen

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