Chemistry 1
It refers to physical substances that have mass and takes up space
What is matter?
ADD 200!
A related Latin word meaning 'that which stands under'
The tiny particles making up matter
What are atoms?
ADD 200!
The meaning of the Greek word atomos
Particles of matter that carry no electric charge
What are neutrons?
An atom that is not electrically balanced
What is an ion?
The form of matter that does not have a shape, weight, or volume
What is a liquid?
A substance made up of only one kind of atom
What is an element?
Particles of matter with a positive electric charge
What are protons?
Positively charged ions
What are cations?
The form of matter that does not have a definite shape but does have a definite volume
What is a liquid?
A substance made up of two or more atoms
What is a compound?
The center of an atom, where protons and neutrons are found
What is the nucleus?
Negatively charged ions
What are anions?
The form of matter that has a definite shape and volume
What is a solid?
Like a compound, this is made up of different elements, but unlike a compound, the elements are not bound
What is a mixture?
Particles of matter with a negative electric charge, which orbit around the nucleus
What are electrons?
How large an atom is
What is atomic mass?
A hot gas whose matter is broken into charged particles
What is plasma?
An atom with the same number of electrons and protons is described this way
What is electrically balanced?
Atomic mass is measured in these
What are atomic mass units?
DOUBLE IT!
The mass of one atomic mass unit