Quiz on Atoms and Particles

During a chemistry class, Sophie was asked to identify the element with the symbol 'Pb'. Which element is it?

• Palladium

• Platinum

• Lead

• Lithium

What is the atomic number of Neon?

• 14

• 10

Which element is represented by the symbol gold?

• Au

• Ag

• Ar

• Al

(a)   is unique about the hydrogen atom compared to other elements.

• It is the only atom with no neutron
• It has two protons.
• It has a double bond.
• It is the heaviest element.

In which of the following industries is lithium most commonly used?

• Textile

• Electronics

• Agriculture

• Automotive

Answer explanation

Lithium is primarily used in the electronics industry, especially in batteries for smartphones, laptops, and electric vehicles. Its properties make it ideal for energy storage, distinguishing it from other industries listed.

Is Neon reactive or non-reactive?

• Reactive

• Non-reactive

• Highly reactive

• Slightly reactive

Who uses copper extensively?

• Carpenters and Masons

• Plumbers and Electricians

• Painters and Artists

• Chefs and Bakers

Which of the following is a transition metal?

• Potassium (K)

• Magnesium (Mg)

• Copper (Cu)

• Argon (Ar)

In the diagram, what is the direction of conventional current compared to electron flow?

• Same direction

• Opposite direction

• Perpendicular direction

• No relation