Quiz on Alloys and Chemical Reactions

What do non-ferrous metals and alloys contain?

• A) Iron

• B) No iron

• C) Carbon

• D) Plastic

Which of the following is not a type of ferrous metal?

• A) Cast irons

• B) Plain carbon steels

• C) Alloy steels

• D) Thermosetting plastics

What type of material is diamond classified as?

• A) Ferrous metal

• B) Non-ferrous metal

• C) Synthetic material

• D) Natural material

Into how many main categories can metallic materials be subdivided?

• Two

• Four

• Three

• Five

What is an alloy?

• A pure metal

• A metallic material consisting of a mixture of two or more metals

• A non-metallic element

• A type of plastic

Which element is mentioned as a non-metallic component in alloys?

• Oxygen

• Hydrogen

• Carbon

• Nitrogen

What is a common use for steel?

• Jewelry

• Construction

• Electronics

• Textiles

What is a key property of steel that makes it widely used?

• Its color

• Its strength

• Its weight

• Its cost

What is the effect on toughness and ductility when carbon content in steel increases?

• They increase

• They decrease

• They remain the same

• They fluctuate

What is the maximum carbon content in low carbon steels?

• 0.35%

• 0.6%

• 0.15%

• 1.2%