Show:
ATOMS
Periodic Table 1
Periodic Table 2
Compounds
Mix Bag
100
these surround the nucleus in a 'cloud'
What are electrons
100
This shows all the element of the known universe
What is the periodic table of elements
100
Has the symbol 'O'
What is oxygen
100
Diagram which shows all orbital shells and electrons of the atom
What is a Bohr diagram
100
Type of change where a new substance is formed
What is a chemical change
200
These have a neutral charge
What are neutrons
200
This element has the symbol 'H'
What is Hydrogen
200
Family of un-reactive gas elements
What are the Noble gases
200
Made of a metal and a non-metal
What is an ionic compound
200
In a chemical reaction, we start with REACTANTS and end up with ____________________
What are products
300
Has a -1 charge
What is an electron
300
This number of the periodic table tells you the number of electron shells of an element
What is period
300
The symbol for carbon
What is C
300
Shared valence electrons make this kind of bond
What is covalent
300
Type of elements which appear on the right side of the periodic table
What are non-metals
400
the atomic number of an element equals this number
What are protons
400
Has the symbol Na
What is sodium
400
The symbol for potassium
What is K
400
NaCl
What is sodium chloride, or salt
400
A cation is has this charge
What is positive
500
The sum of the number of protons plus the number of neutrons
What is atomic mass
500
Family name for highly reactive metals
What is alkalai metal
500
If a metal has more than one ion charge, it is called this
What is multivalent
500
A cation and an anion bonded together make this
What is an ionic compound
500
The Law of Conservation of Mass states that: matter cannot be _____________ or ________________
What is created or destroyed