Alloys MCQs with Answers

What is an alloy?

• A.A compound of a metal with oxygen only
• B.A pure metal extracted directly from its ore
• C.A non-metal substance formed by mixing gases
• D.A metal made by combining two or more metallic elements

Which of the following is used in building cars, bridges and houses?

• A.Iron
• B.Steel
• C.Cement
• D.All of these

Past Paper MCQ

Stainless steel is in the form of

• A.Alloy
• B.Compound
• C.Element
• D.Mixture of gases

Which material is used to make an Aeroplane?

• A.Iron
• B.Copper
• C.Aluminum
• D.Zinc

22 Karat gold contains 91.6% gold and 8.4% other metals. What is 22 Karat gold commonly known as?

• A.Standard gold
• B.Pure gold
• C.Ornamental gold
• D.All of these

Past Paper MCQ

Bronze is an alloy made from which two metals?

• A.Copper and Zinc
• B.Iron and Carbon
• C.Copper and Tin
• D.Aluminium and Copper

Past Paper MCQ

Stainless steel is an alloy of ?

• A.Iron, Chromium and Nickel
• B.Iron, Carbon and Manganese
• C.Iron, Zinc and Copper
• D.Iron, Aluminium and Tin

Which material is commonly used to make the heating element of an electric heater?

• A.Copper
• B.Nichrome
• C.Tungsten
• D.Iron

Which metal is used to make steel in large quantities?

• A.Iron
• B.Aluminium
• C.Copper
• D.Zinc

Aluminum bronze is an alloy which has composition of _?

• A.10% Al and 90% Cu
• B.90% Al and 10% Cu
• C.50% Al and 50% Cu
• D.20% Al and 80% Cu