H2 OH!
This property of water allows it to "stick" to stick to other surfaces, like glass.
adhesion
This element, atomic number 1, is the lightest and most abundant in the universe.
Hydrogen
Ionic bonds form between...
a metal & non-metal
This word describes a substance, like salt or sugar, that dissolves in a solvent.
Solute
Atom
Why is water considered a universal solvent?
Because its polarity allows it to dissolve more substances than other liquid
How do you calculate atomic mass
protons + neutrons
Define the interaction of electrons in a covalent bond between two atoms...
electrons are shared between two atoms
This is the term for the substance that does the dissolving in a solution, like water in lemonade.
Solvent
Formed when two or more atoms combine. For example, carbon dioxide is one
A molecule
The property of water that requires alot of energy to change the temperature of water by 1ºC.
High heat capacity
The vertical column in a periodic table is called a...
Group
What is the chemical formula for glucose
C6H12O6
Name 3 characteristics of an acid.
•Taste sour
•Neutralize bases
•Corrode metal
•pH less than 7
•High concentration of H+ ions
These subatomic particles are found in the nucleus
proton + neutron
Type of bond withIN the water molecule...
Type of bond BETWEEN water molecule...
(Must name both)
Covalent bond between O + H
Hydrogen bonds between water molecules
Name the elements with the symbols Ne, Na & K...
Define a polar molecule
molecule with an uneven distribution of charge.
Name 3 characteristics of bases
•Slippery
•Neutralize acids
•Also known as alkaline
•pH higher than 7
•High concentration of OH- ions
How many neutrons does Chlorine 37 have?
20 neutrons
Movement of water through a tube due to its cohesion & adhesion
Capillary action
which subatomic particle never changes
protons
Electrons on the outermost shells are called...
Valence Electrons
neutral/ neutralised
Overall charge of the nucleus is...
POSITIVE