Unit 5 Review

Front

What is the formula for the covalent compound diphosphorus trioxide?

Back

P₂O₃

Front

When an atom loses a valence electron, it becomes a(n) _____________.

Back

cation

Front

What two types of atoms make a covalent bond?

Back

2 non-metals

Front

What is the formula for phosphorus trichloride?

Back

PCl₃

Front

What do metals tend to do with electrons?

Back

lose electrons

Front

Define a covalent bond.

Back

A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms.

Front

What is the difference between a cation and an anion?

Back

A cation is a positively charged ion, while an anion is a negatively charged ion.

Front

What is the significance of valence electrons in bonding?

Back

Valence electrons are the outermost electrons of an atom and are involved in forming bonds with other atoms.

Front

What is the general rule for naming covalent compounds?

Back

Use prefixes to indicate the number of atoms and end with the suffix '-ide' for the second element.

Front

What is the prefix for 3 in covalent compound naming?

Back

tri-