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KHTN 9 Bài SỰ KHÁC NHAU CƠ BẢN GIỮA KIM LOẠI VÀ PHI KIM

KHTN 9 Bài SỰ KHÁC NHAU CƠ BẢN GIỮA KIM LOẠI VÀ PHI KIM

Assessment

Presentation

Science

9th Grade

Practice Problem

Hard

Created by

NGUYENTHI PHUONG

Used 1+ times

FREE Resource

37 Slides • 26 Questions

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Open Ended

What is the significance of studying nonmetals in chemistry?

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Multiple Choice

How are the properties of the substances shown above different from those of metals?

1

They are all nonmetals

2

They do not have metallic luster

3

They do not conduct electricity or heat

4

They are not malleable

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Open Ended

List some applications of graphite in daily life.

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Multiple Select

Select all correct applications of graphite from the options below.

1

Making electrodes in batteries

2

Producing pencil leads

3

Manufacturing water filters

4

Making plastic bottles

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Multiple Choice

Which of the following is NOT an application of graphite?

1

Making electrodes in batteries

2

Producing pencil leads

3

Manufacturing water filters

4

Making glass windows

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Open Ended

Based on the images, compare the applications of graphite and other forms of carbon.

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Fill in the Blanks

Type answer...

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Multiple Choice

Which of the following best explains why activated carbon is effective in filtration?

1

It has a large surface area due to its porous structure.

2

It dissolves in water easily.

3

It reacts chemically with all pollutants.

4

It is magnetic.

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Open Ended

Why is activated carbon used as a filter core in water purification or gas masks?

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Multiple Select

Which of the following are applications of sulfur?

1

Battery production

2

Rubber vulcanization

3

Fertilizer production

4

Food coloring

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Open Ended

List some applications of sulfur in daily life.

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Open Ended

What is 'diem sinh' and how is it used in preserving medicinal herbs?

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Fill in the Blanks

Type answer...

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Open Ended

Em hãy nêu một số ứng dụng của chlorine trong đời sống.

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Multiple Choice

Which of the following is NOT a common application of chlorine in daily life?

1

Disinfection and bleaching

2

Textile dyeing

3

Aquaculture

4

Food seasoning

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Fill in the Blanks

Type answer...

34

Multiple Select

Select all the correct applications of chlorine from the options below.

1

Water treatment

2

Plastic production

3

Food preservation

4

Textile dyeing

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Open Ended

Compare the uses of carbon, sulfur, and chlorine in daily life and industry.

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Open Ended

Give an example of the difference in properties between metals and nonmetals.

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Fill in the Blanks

Type answer...

42

Multiple Choice

Which of the following statements correctly describes the electrical conductivity and density of metals and nonmetals?

1

Most metals conduct electricity and have high density, while most nonmetals (except carbon) do not conduct electricity and have low density.

2

Most metals do not conduct electricity and have low density, while most nonmetals conduct electricity and have high density.

3

Both metals and nonmetals conduct electricity and have similar densities.

4

Metals and nonmetals do not differ in electrical conductivity or density.

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Multiple Select

Which of the following are examples of devices or processes that use carbon as an electrical conductor?

1

Battery core

2

Electrolysis cell for aluminum production

3

Light bulb filament

4

Both battery core and electrolysis cell for aluminum production

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Open Ended

What are the main differences in physical and chemical properties between metals and nonmetals, and how do these differences influence their uses in daily life and industry?

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Multiple Choice

Which of the following elements is a nonmetal?

1

Copper (Cu)

2

Sulfur (S)

3

Sodium (Na)

4

Iron (Fe)

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Open Ended

Reflecting on today's chemistry lesson, what is one question you still have or something you would like to know more about regarding the properties of nonmetals?

63

Multiple Choice

What is one property that distinguishes nonmetals from metals, based on the examples shown (diamond, liquid, yellow powder)?

1

They are all nonmetals

2

They do not have metallic luster

3

They do not conduct electricity or heat

4

They are not malleable

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