Basic Chemistry Quiz- Anatomy

What is the smallest unit of matter?

• Proton

• Molecule

• Atom

• Neutron

Which of the following subatomic particles has a negative charge?

• Proton

• Neutron

• Electron

• Nucleus

The atomic number of an element is determined by the number of:

• Electrons

• Neutrons

• Protons

• Isotopes

Which bond forms when electrons are shared between atoms?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Metallic bond

Which element is most abundant in the human body?

• Oxygen

• Carbon

• Hydrogen

• Nitrogen

What term describes a substance that cannot be broken down into simpler substances?

• Molecule

• Compound

• Element

• Mixture

Which type of bond forms between a metal and a non-metal, involving the transfer of electrons?

• Covalent bond

• Hydrogen bond

• Ionic bond

• Polar bond

Which subatomic particle is neutral in charge?

• Proton

• Neutron

• Electron

• Positron

What are isotopes?

• Atoms with the same number of protons but different numbers of neutrons

• Atoms with different numbers of protons

• Atoms with different numbers of electrons

• Atoms with different atomic numbers

Which of the following is NOT a characteristic of water?

• Universal solvent

• High heat capacity

• Non-polar molecule

• Forms hydrogen bonds