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Metals and Non-Metals

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Questions and Answers

Which of the following elements is NOT mentioned as a sample in Activity 3.1?

Iron

Sodium (correct)

Aluminium

Copper

Which of the following is a physical property used to classify elements as metals or non-metals?

Boiling point

Melting point

Conductivity (correct)

Density

Which of the following is NOT mentioned as a metal in the text?

Aluminium

Iron

Copper

Oxygen (correct)

Which of the following is NOT mentioned as a non-metal in the text?

Sodium Signup and view all the answers

What is the purpose of rubbing the surface of the metal samples with sandpaper in Activity 3.1?

To remove impurities Signup and view all the answers

Which of the following is a physical property of metals?

Good conductor of heat and electricity Signup and view all the answers

Which of the following elements is NOT mentioned as a sample in Activity 3.1?

Sodium Signup and view all the answers

Which of the following is a property used to classify elements as non-metals?

Low density Signup and view all the answers

What is the purpose of rubbing the surface of the metal samples with sandpaper in Activity 3.1?

To remove impurities Signup and view all the answers

Which of the following is NOT mentioned as a use of metals or non-metals in daily life?

Plastic bags Signup and view all the answers

Metals and Non-Metals

Choose a study mode

Podcast

Questions and Answers

Which of the following elements is NOT mentioned as a sample in Activity 3.1?

Which of the following is a physical property used to classify elements as metals or non-metals?

Which of the following is NOT mentioned as a metal in the text?

Which of the following is NOT mentioned as a non-metal in the text?

What is the purpose of rubbing the surface of the metal samples with sandpaper in Activity 3.1?

Which of the following is a physical property of metals?

Which of the following elements is NOT mentioned as a sample in Activity 3.1?

Which of the following is a property used to classify elements as non-metals?

What is the purpose of rubbing the surface of the metal samples with sandpaper in Activity 3.1?

Which of the following is NOT mentioned as a use of metals or non-metals in daily life?

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