JPC8SCI - Atoms, Molecules & Lattices

Which of the following elements is known to exist as single atoms?

• Bromine

• Oxygen

• Copper

• Helium

What binds atoms together in a molecule?

• A magnetic force

• A chemical bond

• A physical bond

• Gravity

Which state of matter do elements that exist as single atoms typically form?

• Plasma

• Gases

• Liquids

• Solids

What is the characteristic of atoms in a lattice?

• They form liquids

• They can't move around very much

• They are not bonded

• They can move freely

Which element is used in neon signs?

• Oxygen

• Helium

• Neon

• Bromine

What is the physical state of bromine at room temperature?

• Plasma

• Gas

• Liquid

• Solid

How many atoms are in the molecules that make up phosphorus?

• Five

• Three

• Two

• Four

Which of the following elements forms a lattice?

• Neon

• Oxygen

• Copper

• Helium