Binary Ionic Compounds

Front

What is a binary ionic compound?

Back

A binary ionic compound is a chemical compound composed of two different elements, typically consisting of a metal and a non-metal, that are held together by ionic bonds.

Front

What is the formula for magnesium iodide?

Back

MgI₂

Front

What happens to an atom when it loses electrons?

Back

It becomes positively charged.

Front

What is the name of the ionic compound BeCl₂?

Back

Beryllium chloride

Front

What is the significance of having 8 valence electrons for an atom?

Back

Atoms strive to achieve a stable electron configuration, often referred to as the octet rule, which is typically satisfied with 8 valence electrons.

Front

What is the name of the ionic compound LiBr?

Back

Lithium bromide

Front

How do you determine the charge of a metal ion in a binary ionic compound?

Back

The charge of a metal ion is determined by its group number in the periodic table; for example, Group 1 metals have a +1 charge, and Group 2 metals have a +2 charge.

Front

What is the difference between a cation and an anion?

Back

A cation is a positively charged ion formed when an atom loses electrons, while an anion is a negatively charged ion formed when an atom gains electrons.

Front

What is the general rule for naming binary ionic compounds?

Back

The name of the metal is followed by the name of the non-metal with its ending changed to '-ide'.

Front

What is the formula for sodium chloride?

Back

NaCl