Random
Parts of an Atom
Atomic Masses
What is Matter?
Atomic Numbers
100

This ion gains electrons.

anion
100
The inner part of an atom that contains the proton and the neutron is called the __________.
Nucleus
100

What is the atomic mass of C?

12.01

100
This is anything that takes up space (has a mass).
matter
100
Atomic numbers of an atom are the same as the number of what in an atom?
protons
200

Moving from left to right on the periodic table of elements, atomic radius...

decreases 

200
These particles have a positive charge and are found inside the nucleus.
proton
200

Where do you find the atomic mass for an element on the periodic table?

It's the number under the atomic symbol

200
The smallest pieces of matter are called __________.
atoms
200
Carbon's atomic number is _______.
6
300

Name one example of Physical Change

melting, crumbling, cutting, folding, breaking, freezing, boiling etc

300
These particles are located within the nucleus, and have no charge.
Neutron
300
A proton has the atomic mass of what?
1
300

How many valence electrons does Iodine (I) have?

7

300
What element has a number of 56?
barium
400

Groups are the vertical columns on the periodic table, they tell you what information?

They tell you the valence electrons for all the elements within that group.  

400
These particles are negatively charge and are found outside the nucleus.
electrons
400
A neutron has the atomic mass of what?
1
400

Name the two properties of matter

Physical and Chemical Properties
400
Why does hydrogen have an atomic number of 1?
because it only has one proton
500

What is the formula to calculate neutrons?

Neutrons = Atomic Mass - Protons

500
Most of the mass of an atom is located here.
nucleus
500

Atomic masses are measured in what?

AMU (atomic mass unit)

500

Give an example of a Chemical Change

rusting, burning, flammability, reactivity, photosynthesis, decomposition, etc.

500

Some atoms have more ___________, which makes it an ion and gives it a negative charge

electrons

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