Atomic Theory
Periodic Table
Atomic Structure
Ionic Bonds
Covalent Bonds
100
this model was proposed in the 17th century
What is Dalton
100
the periodic table shows all known
What is elements
100
The three fundamental parts of an atom are
What is electron neutron protron
100
an atom becomes an ion because ...
What is an electron leaves making it negative or enters making it positive
100
Covalent bonds are formed when electrons share this
What is a valance
200
this model included the neutron
What is modern
200
Group one is called this and are very reactive
What is alkali metals
200
What charges do the particles have?
What is electron, neg, protron pos, neutron none
200
Ionic bonds are always between . .
What is a metal and a non metal
200
Covalent bonds are between what two types of elements
What are nonmetals
300
this model showed the atom is mostly empty space
What is Rutherford
300
Group 17 is called
What are halogens
300
These two particles are in the nucleus
What are neutron and protron
300
An ionic compound made of many atoms is called
What is polyatomic
300
Water is a chemical compound. Is it ionic or covalent? Why
What is because hydrogen and oxygen are both nonmetals
400
This model shows electrons in energy levels
What is Bohr
400
Group 18 is non-reactive because . . .
What is all elements have a full valence of 8
400
the outer energy level called
What is a valance
400
When two elements form an ionic bond the result is know as a
What is compound
400
The formula for water is H2O. How many atoms are in each water molecule?
What is three
500
The biggest particle accelerator is here
What is Europe
500
Group 18 is called
What is Nobel Gasses
500
NaCl is an ionic compound. Why are there no subcripts?
What is because there is one of each.
500
the hydrogen atoms in water pull to one side, this is called
What is a polar molecule
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