Each level of Word Craze game offers a wide variety of tricky riddles or questions that will definitely put your brain in a real challenge. Do not hesitate to use all the given helping tools such as revealing a letter, correcting your mistakes, or revealing the entire word. If you are stuck H2O2 is called hydrogen _______ then this article will be life-saving for you.
H2O2 is called hydrogen _______
PEROXIDE