3.4 Nature of Matter Review

What are the basic building blocks of matter?

• Molecules

• Atoms

• Compounds

• Mixtures

Tags

NGSS.MS-PS1-1

Which of the following is NOT a subatomic particle?

• Molecule

• Neutron

• Proton

• Electron

What information can be identified from the periodic table?

• Physical state

• Molecular structure

• Atomic mass

• Chemical reactions

Which region of the periodic table contains noble gases?

• Leftmost column

• Bottom rows

• Rightmost column

• Middle rows

What determines the type of bonds an atom can form?

• Valence electrons

• Atomic number

• Atomic mass

• Neutron count

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the charge of a neutron?

• +1

• 0

• -1

• It depends on the atom

What is the main difference between an ionic and a covalent bond?

• Ionic bonds involve the sharing of electrons, while covalent bonds involve the transfer of electrons.

• Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

• Ionic bonds only occur in metals, while covalent bonds occur in nonmetals.

• There is no significant difference; the terms are interchangeable.

Which of the following is not a characteristic of metals?

• Good conductor of electricity

• High melting point

• Dull surface

• Malleable

What is the atomic number of an element?

• The number of protons in the nucleus

• The number of neutrons in the nucleus

• The total number of protons and neutrons in the nucleus

• The total number of protons and electrons in an atom

What is the term for the number of protons plus neutrons in an atom?

• Atomic number

• Atomic mass

• Isotope number

• Valency