Multiple Choice
Which of the following is the correct chemical formula for sodium sulfite?
107
views
3. Chemical Reactions
Naming Ionic Compounds
Multiple Choice
What is the correct name for the compound with the formula KOH?
A
Potassium oxide
B
Potassium hydride
C
Potassium hydroxide
D
Potassium peroxide
Verified step by step guidance1
Identify the elements present in the compound KOH: potassium (K), oxygen (O), and hydrogen (H).
Recognize that K is a metal (alkali metal) and typically forms a +1 cation (K\^+).
Understand that OH is a polyatomic ion called hydroxide, which carries a -1 charge (OH\^-).
Combine the cation and anion names: potassium (for K\^+) and hydroxide (for OH\^-).
Conclude that the correct name for KOH is potassium hydroxide, since it consists of potassium ions and hydroxide ions.
Related Videos
Related Practice
