Terms and Definitions
Found within the nucleus of an atom: have a positive charge
What is a proton?
Which is an example of a physical property?
flammability, combustion, size
size
What is the common name for:
NaCl
Salt
10
NE
Neon
20.179
Identify the atomic number of this element.
10
When a substance changes from a gas to a liquid
What is condensation?
The point at which a liquid becomes a solid
What is freezing point?
What is an example of a chemical property?
shape, flammability, color
flammability
What is the common name for:
H2O
water
10
NE
Neon
20.179
Identify the atomic symbol of this element.
NE
The point at which a solid becomes a liquid
What is melting point?
Anything that has mass and takes up space
What is matter?
Solid, liquid, or gas?
water
liquid
What is the common name for:
CO2
Carbon Dioxide
10
NE
Neon
20.179
Identify the atomic mass of this element.
20.179
Found in the shells around the nucleus of an atom; have a negative charge
What are electrons?
Found within the nucleus of an atom; they are neutral
What are neutrons?
Solid, liquid, or gas?
chair
solid
What is the common name for:
H2O2
Hydrogen Peroxide
10
NE
Neon
20.179
Identify the name of this element.
Neon
A change in an object that DOES NOT result in a new substance.
What are physical changes?
When a substance changes from a liquid to a gas
What is evaporation?
Solid, liquid, or gas?
oxygen
gas
What is the common name for:
N
Nitrogen
10
NE
Neon
20.179
How many protons and electrons are in this element?
10
An interaction that results in a CHANGE of one object into something NEW
What is a chemical change?