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General Knowledge
Work of Art
Words To Know
Know Your Stuff
Throw the Book at Em'
100
Triple Points Which of the following is an example of an ionic compound? CO2 or NaCl
NaCl Remember an ionic compound is formed between a METAL and a NONMETAL.
100
See out at the board. NaCl
: /
100
A _______ ________ shows what elements a compound contains and the exact number of the atoms of each element in a unit of that compound.
What is a chemical formula?
100
Daily Double How many outer electrons does Fluorine have?
7
100
What metal is the statue of liberty made of? What two elements does in come in contact with that causes it to look green?
The statue of liberty is made of Cu. The statue comes in contact with both S and O that causes it to look green.
200
Which elements are the least reactive and are typically found with 8 outer electrons?
Noble Gases
200
See out at the Board. MgCl2
Pray
200
An _________ is a charged particle that has either more or fewer electrons than protons.
What is an ion?
200
When atoms _________ electrons, they become (+) charged __________.
lose,cations
200
Most atoms would like to have ______ electrons in their outer energy level..
8
300
When atoms gain electrons, they become ________ charged ___________.
negative (-), anions
300
Daily Double See you at the board
:)
300
Daily Double A ______ _________ is the force that holds atoms together in a compound.
What is a chemical bond?
300
How many electrons does Mg lose in MgCl2?
Two
300
The _________ dot diagram show the electrons in the _________ energy level of an atom.
Electron, outer
400
The attraction that forms between atoms when they share electrons is know as a __________ _________.
What is a covalent bond?
400
See out at the board. CaO
Study Tonight
400
The neutral particle that forms as a result of electron sharing is called a __________.
What is a molecule?
400
________________ are elements that conduct an electric current under certain conditions.
What are semi conductors?
400
How many neutrons does the element Iron (Fe) have?
What is 29.847 neutrons?
500
Which of the following is an example of a covalent bond? MgCl2 or H20
H20 Non metal + Non metal
500
Na +1 is this a cation or an anion?
cation
500
An ________ _________ is the force of attraction between the opposite charges of the ions in an ionic compound.
What is an ionic bond?
500
Tell me the number of protons, neutrons and electrons for the element Ar (Argon).
18 protons, 18 electrons, 21.948 neutrons
500
__________ have characteristics of both metals and non metals.
What are metalloids?