Chemistry Review

Front

What particle determines the identity of an element?

Back

Proton

Front

To be considered a neutral atom, how many electrons must an atom with 12 positively charged subatomic particles have?

Back

12 electrons

Front

What type of molecule is formed when electrons are more strongly pulled toward one atom, such as in hydrogen fluoride (HF)?

Back

Polar molecule

Front

How many protons does the element with atomic number 7 have?

Back

7 protons

Front

In a diagram of an atom, which color represents the electrons?

Back

Green

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the term for the outermost electrons in an atom that are involved in chemical bonding?

Back

Valence electrons

Front

What is the difference between ionic and covalent bonds?

Back

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