Chemical Bonds
Ionic bonds are between a …?
metal and non-metal
What is written in the center of a Lewis Dot Structure?
The chemical symbol
What is a cation's charge?
Positive
When writing an ionic chemical formula, you _____ ____ the charges to balance the charges between the ions.
cross over
Which system is used when determining an ion's charge using roman numerals?
The Stock System
Bond formation follows the _____ rule.
The Octet Rule
According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.
8
For monatomic anions, the ending of the element's name is dropped and the ending ___ is added to the 1st syllable of the name.
-ide
Write the chemical formula for Oxygen Difluoride.
OF2
Name the binary acid: HCI
Hydrochloric Acid
What is the name of CO?
Carbon Monoxide
Draw the Lewis Dot Structure for: Fluorine (F)
Fluorine has 7 valence electrons around the nucleus
Name the following compound: HF
Hydrogen monofluoride
How many atoms is the prefix hexa-?
6
What does an oxyacid usually consist of and how many elements?
An Oxyacid consists of 3 elements: hydrogen, oxygen and the 3rd element usually a non metals.
True or False: Covalent bonds have a low melting and boiling points
True
Draw the Lewis Dot Structure for: Arsenic (As)
Arsenic has 5 valence electrons around the nucleus
Name the chemical: PF5
Phosphorus pentafluoride
Write the chemical formula for Calcium Nitrite
Ca (NO2)2
What does a binary acid usually consist of and how many elements?
A binary acid consists of 2 elements, usually hydrogen and a halogen
What occurs in a metallic bond?
A metallic bond occurs between like atoms of a metal in the free state.
hat elements are an exception to the octet rule?
Hydrogen and Boron
Name the chemical: Al(CN)3
Aluminum Cyanide
What is the chemical formula for Aluminum Nitrate?
Al(NO3)3
What determines the number of hydrogens in your acid?
its the same as the charge of the anion