Subatomic particles
What charge does an electron have?
Negative
A single molecule of water is made of how many hydrogen atoms?
2
High
What charge does a proton have?
Positive
Hydrogen atoms are bonded to a single oxygen atom through what type of bonding?
Covalent bonds
Water molecules tend to stick to other substances like glass on a graduated cylinder because of what property?
Adhesion
What charge does a neutron have?
Neutral
Are hydrogen bonds stronger or weaker than other forms of chemical bonding?
Weaker
Water molecules tend to stick to each other because of what property?
Cohesion
What two subatomic particles make up an an atoms weight?
Protons and neutrons
Water molecules stick together through what type of bonding?
Hydrogen bonds
The cohesive properties of water form what at the top of the liquid? (allows water striders to float)
Surface tension
How do you know the atomic number of an atom?
The number of protons
Water molecules have a positive end and a negative end. What is the term given to water because of this?
Water is a polar molecule
What is it called when two substances are added together physically but NOT chemically
A mixture