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Periodic Table
Lewis Dot Diagrams
Ionic Bonds
Covalent Bonds
Chemical Formulas
100
The number of electrons in the lowest energy level
What is 2 electrons?
100
The number of dots around Sodium?
What is one?
100
Sodium loses an electron
What is Na+?
100
When an electron is attracted to the nuclei of two atoms at the same time
What is a covalent bond?
100
the combination of chemical symbols and possibly numbers
What is the chemical formula?
200
The group that has two valence electrons?
What is group 2?
200
The number of dots around Stontium?
What is 2?
200

A Chlorine atom gains an electron?


(think: how would that be written?)

What is Cl-?
200
the overall charge of a particle that is covalently bonded
What is neutral?
200

What element has 36 protons? 



What is Krypton?

300

The nucleus is made of which kind of subatomic particles? 

What are protons and neutrons?
300
The number of dots around silicon
What is 4?
300
The attraction between a positive ion and a negative ion
What is an ionic bond?
300
The particle formed when atoms share electrons
What is a molecule?
300
1. The number of atoms of oxygen gas that you inhale.

 2. The number of atoms in hydrogen gas.

1. 2 Oxygen atoms (O2)

2. 2 Hydrogen atoms (H2)

400
the number of electrons in bromine's outer shell
What is 7?
400
the number of dots around helium
What is 2?
400
A pure substance containing two or more elements
What is a compound?
400
When a atom shares two electrons with another atom
What is a double bond?
400

1. The chemical formula for 1 atom of carbon and 4 atoms of hydrogen


2. The name of the above compound

1. What is CH4

2. What is Methane

500

How can you find the number of neutrons using the periodic table? (Write the formula ONLY)

What is:

Atomic Mass - Atomic Number = # of Neutrons
500
The dot diagram for tin
What is Sn with 4 dots?
500

In which type of chemical bonding does one atom give an electron and the other take it? 

What is Ionic bonding?

500

1. What is the number on the top left corner of every element block called?

2. What is the number at the bottom of every element block called? 

1. What is Atomic Number


2. Atomic weight

500
the total number of atoms in a molecule of carbon dioxide
What is 3 atoms?  (1 Carbon atom, and 2 Oxygen atoms)