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Structure of Matter
Atomic Theory of Matter
Atom Basics
The Periodic Table
Chemical Reactions
100

Anything that has mass & takes up space

What is matter?

100
These tiny particles make up all matter.
What is an atom?
100

positively charged, negatively charged and neutrally charged subatomic particles

(In order listed)

What are the protons, electrons and neutrons?

100
This is the name for the abbreviation of the element.
What is the chemical (or element) symbol?
100
When 2 or more atoms of any type combine.
What is a molecule?
200

What are the states of matter?

Solid, Liquid, Gas

200

These subatomic particles determine the type of element.

What are the protons?

200
These act as buffers in the nucleus.
What are neutrons?
200
sum of protons & neutrons in the nucleus?
What is atomic mass?
200
When an atom gives electron to another atom to form a bond.
What is an ionic bond?
300
Its particles move freely and has no fixed shape or volume
What is a gas?
300

Name the three subatomic parts of an atom.

Protons, Neutrons, and Electrons

300

What type of molecule is formed when atoms from two DIFFERENT elements combine. (as opposed to atoms from the same element.)

What is a compound?

300
number of protons (or electrons) in an atom
What is the atomic number?
300
When an ion loses electrons, it becomes this.
What is a cation?
400
Its particles are packed tightly together and has a fixed volume and shape.
What is a solid?
400

When matter changes in size, shape or state, it is a:

(A) Physical Change

(B) Chemical Change


What is a physical change?

400
This is a general term for atoms that have gained or lost electrons.
What is an ion?
400
This shows that elements have the same number of electrons in the outer shell.
What is the group?
400
When an ion gains electrons, it becomes this.
What is an anion?
500

BONUS QUESTION 

Give an example of the state of matter known as plasma.

(1) Stars (2) lightning (3) fluorescent light (4) fire

500

This is when matter changes from one substance to another.

What is a chemical change?

500

This is the name for atoms that have the same number of protons, but a different number of neutrons.

(It also means "same place")

What is an isotope?

500
This tells that all the included elements have the same number of electron shells.
What is the period on the Periodic Table?
500

Name 3 of the 6 observations that suggest a chemical reaction has happened.

(1) gas bubbles (2) temperature change or see light (3) color change (4) new odor (5) does a precipitate form (6) do you hear a sound