Scopes of Chemistry
What type of chemistry focuses on carbon-containing compounds?
Organic Chemistry
What is the charge of a proton?
Positive
What do you call the rows in the periodic table?
Periods
In which state of matter do particles have a definite shape and volume?
Solid
What type of change involves a substance changing into a different substance?
Chemical Change
Which branch of chemistry analyzes the composition of matter?
Analytical Chemistry
Which particle in an atom has no charge?
Neutron
What is the term for the columns in the periodic table?
Groups
Which state of matter has no fixed shape but a fixed volume?
Liquid
When ice melts into water, what type of change is this an example of?
Physical change
What is the study of chemical processes in living organisms called?
Biochemistry
What is the charge of an electron?
Negative
What does the atomic mass number represent?
The total number of protons and neutrons in an atom
What is the state of matter characterized by particles that are far apart and easily compressed?
Gas
Which type of change can often be reversed, such as freezing water?
Physical Change
Define the term that refers to the mechanism, rate, and energy transfer during matter change.
Physical Chemistry/ Physics
Where is the nucleus located in an atom?
At the center of the atom
How can you determine the number of neutrons in an atom?
By subtracting the atomic number from the mass number:
Mass number-atomic number= Number of neutrons
Describe the compressibility of liquids.
Almost incompressible
What occurs during a chemical change that does not happen in a physical change?
The production of new substances
What is the opposite of organic chemistry, generally referring to non-living substances?
Inorganic Chemistry
How many protons does an atom with an atomic number of 12 have?
12 protons
Name the element with atomic number 6.
Carbon
What happens to particles in a solid when they are heated?
They expand slightly
When a bike left out in the rain rusts, what type of change is this an example of?
Chemical Change