Understanding HCC, FCC, and HCP Metals

Which of the following metals has a Hexagonal Close-Packed (HCP) structure?

• Aluminium

• Magnesium

• Copper

• Iron

Face-Centred Cubic (FCC) metals are known for their ductility. Which of the following is an FCC metal?

• Zinc

• Titanium

• Gold

• Chromium

Which of the following metals has a Body-Centred Cubic (BCC) structure?

• Lead

• Nickel

• Tungsten

• Silver

What is the coordination number of atoms in a Face-Centred Cubic (FCC) structure?

• 6

• 8

• 12

• 14

Which of the following metals does NOT have a Hexagonal Close-Packed (HCP) structure?

• Cobalt

• Zinc

• Aluminium

• Titanium

In a Body-Centred Cubic (BCC) structure, how many atoms are there per unit cell?

• 1

• 2

• 4

• 6

Which of the following metals is known to have a Face-Centred Cubic (FCC) structure at room temperature?

• Iron

• Copper

• Zinc

• Magnesium

What is the packing efficiency of a Hexagonal Close-Packed (HCP) structure?

• 52%

• 68%

• 74%

• 80%

Which of the following metals has a Body-Centred Cubic (BCC) structure at room temperature?

• Aluminium

• Iron

• Nickel

• Lead

What is the coordination number of atoms in a Body-Centred Cubic (BCC) structure?

• 6

• 8

• 12

• 14