Quizz Chemistry Sep (2nd week)

1. Which of the following properties describes a material's ability to deform without breaking and return to its original shape when the applied force is removed?

• a) Hardness

• b) Tenacity

• c) Elasticity

• d) Ductility

2. Malleability refers to a material's ability to:

• a) Be drawn into thin wires.

• b) Deform without breaking.

• c) Be hammered into thin sheets.

• d) Resist scratching.

3. A tenaceous material is one that:

• a) Is very hard and difficult to scratch.

• b) Breaks easily when a force is applied.

• c) Can be stretched a lot before breaking.

• d) Quickly returns to its original shape.

4. Ductility is a property associated with a material's ability to:

• a) Be easily molded.

• b) Become a powder.

• c) Be drawn into thin wires.

• d) Resist scratching.

5. Which of the following materials is typically harder than the rest?

• a) Gold

• b) Copper

• c) Diamond

• d) Play-Doh

6.- Which property describes a material's tendency to break easily under stress, while also being soft and easily shaped?

• a) Elasticity

• b) Brittleness

• c) Ductility

• d) Malleability

7.- Which property describes a material that can be easily scratched or dented?

• a) Hardness

• b) Softness

• c) Tenacity

• d) Ductility

8.- Which property describes a material's ability to be permanently deformed without breaking?

• a) Elasticity

• b) Brittleness

• c) Plasticity

• d) Ductility

9.- Indicate whether it is a conductor, non-conductor, or semiconductor

• Conductor

• No conductor

• Semi conductor

10.-Indicate whether it is a conductor, non-conductor, or semiconductor

• Conductor

• No conductor

• Semi conductor