Front

What is a cation?

Back

A cation is a positive ion.

Front

What is the structure of most ionic compounds?

Back

The ions in most ionic compounds are organized into a crystal lattice.

Front

Which element has the largest second ionization energy?

Back

Sodium (Na) has the largest second ionization energy.

Front

How should a proper measurement be recorded?

Back

Write down all certain digits and one estimated digit.

Front

What are the horizontal rows on the periodic table called?

Back

The horizontal rows on the periodic table are called periods.

Front

What is an anion?

Back

An anion is a negative ion.

Front

What is the octet rule?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons from one atom to another, while covalent bonds involve the sharing of electrons between atoms.

Front

What is the significance of the atomic number?

Back

The atomic number represents the number of protons in the nucleus of an atom and determines the element's identity.

Front

What is a mole in chemistry?

Back

A mole is a unit that measures the amount of substance, defined as containing exactly 6.022 x 10^23 particles.