Atoms
Atomic Structure
The Periodic Table Organization
The Periodic Table Uses
Misc.
100
These are the positive particles inside an atom.
What are protons?
100
An atom is broken into 2 basic parts; the electron cloud and this.
What is a nucleus?
100
This person first laid out the periodic table of elements on cards and put it in order of increasing atomic mass.
Who is Dmitri Mendeleev?
100
The atomic number on the periodic table of elements gives you the number of these in an atom of the element.
What are protons?
100
The number of this type of particle of an atom determines what the element is.
What are protons?
200
These are the negative particles inside an atom.
What are electrons?
200
This is the core of an atom.
What is the nucleus?
200

Today's periodic table of elements is organized by this.

What is increasing atomic number? or What is by metals and  nonmetals? or in groups and periods 

200
The atomic number on the periodic table of elements gives you the number of protons in an atom of the element. IF the atom has no charge, then it is also the same as the number of these in an atom of the element.
What are electrons?
200
Two or more elements chemically combined are know as this.
What are compounds?
300
These are the particles that do not have a charge inside an atom.
What are neutrons?
300

The ................. shells contains these types of particles inside an atom.

What are electrons?

300
These are located on the left side of the periodic table of elements.
What are metals?
300
This is the number of protons plus the number of neutrons in an atom.
What is the atomic mass or mass number?
300
These are examples of this (elements or compounds): Na, Co, C, Au, Ag, O
What are elements?
400
These are the building blocks of matter.
What are atoms?
400
The nucleus of an atom houses this positive particle.
What is a proton?
400
These are located on the right side of the periodic table of elements.
What are nonmetals?
400
Using a periodic table of elements, you do this to find out how many neutrons are in an atom of an element.
What is subtract the atomic number from the atomic mass?
400
These are examples of this (elements or compounds): NaCl, H2O, H2O2, NaHCO3
What are compounds?
500
This term comes from the Greek word for "indivisible."
What is atom?
500
The nucleus of an atom houses this neutrally charged particle.
What is a neutron?
500

These are used for wires, cooking pans and  church bells.

What are metals?

500
85% of the periodic table of elements is made up of this type of element.
What are metals?
500
This is the name of the columns of the periodic table of elements. This is the name of the rows of the periodic table of elements.
What are groups? What are periods?
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