Show:
The Atom
The Periodic Table
Percentage Composition
Metals and Non-metals
Ions + Ionic Compounds
100
The positive particle in an atom
Proton
100
The vertical columns are called ___________.

The horizontal columns are called ____________.

Groups

Periods

100
The percentage composition of hydrogen in water
2/18 = 11.11%
100
Where are the non-metals found on the Periodic Table?
To the right of the staircase
100
If an atom or molecule GAINS electrons, it becomes _________ charged
Negatively
200
What is the central part of an atom called?
Nucleus
200
Where is Lithium on the Periodic Table?
Group 1 Period 2
200
The oxygen in water
16/18 = 88.89%
200
A type of substance that allows heat and electricity to pass through it
Conductor
200
In NaCl, which is the positive ion?
Na (Sodium)
300
The neutral particle in an atom
Neutron
300
What is the mass number of Bismuth?
209
300
Nitrogen in NH3
14/17 = 82.35%
300
A type of substance that does not allow heat or electricity to pass through it
Insulator
300
What is the chemical formula for calcium oxide?
CaO
400
An atom contains 32 protons and 48 neutrons

What is the mass of the atom?

80
400
Which 2 elements have more similar properties (based on their location in the Periodic Table)?

a) Neon and Argon

b) Neon and Fluorine

Neon and Argon
400
Sodium in Na2CO3
46/106 = 43.4%
400
Keyword to describe a substance that can be stretched into wires
Ductile
400
What is the chemical formulae for magnesium chloride
MgCl2
500
What is the maximum number of electrons an atom can hold in its 1st shell?
2
500
Which element is more reactive? Potassium or francium?
Francium
500
The oxygen in Mg(OH)2
32/58 = 55.17%
500
What are 2 properties of copper that make it good to use in wires?
Ductile, conductor
500
Chemical formula for Iron (III) carbonate
Fe2(CO3)3