BÀI GIẢNG SỰ KHÁC NHAU GIỮ PHI KIM VÀ KIM LOẠI

Open Ended

What is the significance of studying chemistry in understanding the world around us?

Multiple Choice

What property do the substances shown above have that distinguishes them from metals?

• They are all nonmetals

• They do not have metallic luster

• They do not conduct electricity or heat

• They are not malleable

Open Ended

Based on the lesson overview, what is one key difference between nonmetals and metals that will be discussed?

Multiple Select

Select all correct applications of graphite (carbon) from the options below.

• Making electrodes in batteries

• Producing pencil leads

• Manufacturing water filter cores

• Making glass windows

Multiple Choice

Which of the following is NOT an application of graphite (carbon)?

• Making electrodes in batteries

• Producing pencil leads

• Manufacturing water filter cores

• Making plastic bottles

Open Ended

List three different applications of graphite (carbon) in daily life.

Open Ended

Describe two uses of carbon shown in the images related to energy and industry.

Multiple Choice

Which of the following best describes the structure of activated carbon that makes it effective for filtration?

• It is a solid block with no pores.

• It has a porous structure with a large surface area.

• It is a liquid that mixes with impurities.

• It is a metal that reacts with contaminants.

Open Ended

Why is activated carbon used in water filters or gas masks?

Multiple Select

Which of the following are uses of sulfur?

• Making fertilizers

• Vulcanizing rubber

• Producing detergents

• All of the above

Open Ended

List some applications of sulfur in daily life.

Open Ended

What is 'diem sinh' and how is it used?

Open Ended

List some applications of chlorine in daily life.

Multiple Choice

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

• Disinfection and bleaching

• Textile dyeing

• Aquaculture

• Food seasoning

Multiple Select

Select all correct purposes for which chlorine is used in water treatment.

• Treating drinking water

• Treating wastewater

• Treating pool water

• Treating rainwater

Open Ended

Find an example illustrating the use of carbon as a conductor.

Open Ended

Give examples of the differences in properties between metals and nonmetals.

Multiple Choice

Which of the following statements is true about electrical conductivity and density of metals and non-metals?

• Most metals conduct electricity and have high density, while most non-metals do not conduct electricity and have low density.

• Most metals do not conduct electricity and have low density, while most non-metals conduct electricity and have high density.

• Both metals and non-metals conduct electricity and have high density.

• Both metals and non-metals do not conduct electricity and have low density.

Open Ended

Explain how carbon is used as a conductor in batteries and in the electrolysis of aluminum oxide. Why is carbon suitable for these applications?

Open Ended

Based on the conclusion, how do the differences in physical and chemical properties between metals and non-metals influence the design and manufacture of devices and products for daily life and production?

Open Ended

Viết phương trình hoá học minh hoạ cho phản ứng giữa oxygen với: a) Kim loại b) Phi kim. Sản phẩm tạo thành từ các phản ứng trên thuộc loại hợp chất nào đã học?

Multiple Choice

Which of the following oxides is classified as a base oxide?

• CuO

• SO2

• P2O5

• CO2

Open Ended

Reflecting on today's chemistry lesson, what is one property of nonmetals that you found most interesting or surprising?

Multiple Choice

What properties do the substances shown above have that are different from metals?

• They are all nonmetals

• They do not have metallic luster

• They do not conduct electricity or heat

• They are not malleable