Classification of Metals Quiz

What is the primary distinction between ferrous and non-ferrous metals?

• Their hardness

• The presence or absence of iron

How does increasing the carbon content affect steel?

• It makes the steel more ductile.

• It makes the steel harder.

Which of the following is NOT a non-ferrous metal?

• Zinc

• Iron

Which metals are classified as found in small amounts in the non-ferrous category?

• Zinc and aluminum

• Platinum, gold, and silver

Which of the following statements is true about ferrous metals?

• They consist mainly of iron and are often alloyed with carbon.

• They are never alloyed with carbon.

What happens to tools as the carbon content in steel increases?

• They become stronger.

• They require less effort to use.

Which of the following is a correct classification?

• Steel → Non-ferrous metal

• Platinum → Non-ferrous metal

Which property is associated with high-carbon steel compared to low-carbon steel?

• Increased hardness

• Greater malleability

How are non-ferrous metals like zinc and aluminum classified in terms of abundance?

• Found in large amounts

• Found in trace amounts

Which of the following describes ferrous metals' carbon content variation?

• It does not affect their properties.

• It determines their strength and hardness.