1. Water is made of 1 oxygen molecule and _____ hydrogen atoms.
2. Gold is an example of a ______.
Correct Answer is : Element
3. The __________ is the smallest unit of matter.
4. An _______ bond is a bond in which electrons are transferred.
Correct Answer is : Ionic
5. The water molecule is _________, because there is an uneven distribution of electron within the molecule.
Correct Answer is : Polar