Preparation for Unit 6 Flashcard 1

Front

What is KOH?

Back

KOH is a chemical compound known as potassium hydroxide, which ends with hydroxide.

Front

What is an ion?

Back

An ion is an atom that has lost or gained valence electrons and has a charge (oxidation number).

Front

What does HCl end with?

Back

HCl ends with a nonmetal.

Front

What is the name for Cr₃N?

Back

The name for Cr₃N is Chromium (I) nitride.

Front

What does N₅O₈ start with?

Back

N₅O₈ starts with a nonmetal.

Front

Define hydroxide.

Back

Hydroxide is a polyatomic ion with the formula OH⁻.

Front

What is a cation?

Back

A cation is a positively charged ion that has lost one or more electrons.

Front

What is an anion?

Back

An anion is a negatively charged ion that has gained one or more electrons.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons between metals and nonmetals, while covalent compounds are formed by the sharing of electrons between nonmetals.

Front

What is the oxidation number of an ion?

Back

The oxidation number of an ion indicates the charge of the ion, which can be positive (cation) or negative (anion).