Quiz on Atoms

What are the three main parts of an atom?

• Protons, Neutrons, and Electrons

• Protons, Neutrons, and Photons

• Protons, Neutrons, and Quarks

• Protons, Neutrons, and Ions

Where are protons and neutrons located in an atom?

• In the nucleus (center) of the atom

• In the electron cloud surrounding the nucleus

• In the outer shell of the atom

• In the atomic orbitals

Where are electrons located in an atom?

• Orbiting around the nucleus in electron shells

• Inside the nucleus

• In the proton cloud

• In the neutron field

Three types of chemical bonds

• Covalent bonds, Ionic bonds, and Hydrogen bonds

• Metallic bonds, Ionic bonds, and Van der Waals forces

• Covalent bonds, Metallic bonds, and Dipole-dipole interactions

• Ionic bonds, Hydrogen bonds, and London dispersion forces

Type of bond between two water molecules

• Hydrogen bond

• Covalent bond

• Ionic bond

• Metallic bond

Type of bond connecting hydrogen atoms to oxygen in water

• Covalent bond

• Ionic bond

• Hydrogen bond

• Metallic bond

Water molecule polarity

• Polar

• Non-polar

• Neutral

• Ionic

What makes a molecule polar?

• Unequal sharing of electrons

• Equal sharing of electrons

• Presence of ionic bonds

• Absence of any bonds

Water is called a universal solvent because:

• It can dissolve many substances.

• It is a liquid at room temperature.

• It has a high boiling point.

• It is colorless and odorless.

What happens to water's density when it freezes?

• It increases

• It decreases

• It remains the same

• It becomes zero