Bonds/Compounds 101
True or False? Compounds have similar properties from the elements that make them.
False (Think H2O is water but both hydrogen and oxygen are gases)
Are Ionic compound stable or unstable?
Stable
A given ______________ always contains atoms of elements in a specific ratio.
Compound
This type of bond is when 2 non-metals form a compound
Covalent Bond
True or False? A bond is what forms compounds.
True
What is the term that is referred to as "Glue" because it holds atoms of elements together?
Bonds
These types of compounds tend to have a crystal like structure
Ionic
___________ _____________uses the chemical symbols to represent the atoms of the elements and their ratios in the chemical compound.
Chemical Formula
This type of bond is through sharing electrons that can slide and move around freely within the compound.
Metallic
How many valence electrons are in a element that is in group 17?
7
How do Ions form?
When atoms gain or lose electrons (IONIC COMPOUND)
Properties of a compound depend on the ___________ of atoms in the compound along with the arrangement of atoms.
Amount
If no subscript is present, what number must we assume is there for our ratios?
1
How many covalent bonds can an element in group 15 form?
3
What group is the biggest/has the most elements when it comes metals, non-metals, and metalloids?
Metals
If an atom gains an electron, what type of charge does it have?
Negative
This type of compound has a low melting and boiling point.
Covalent
What is the ratio for ammonia if the compound is as follows:
NH3
1:3
1 Nitrogen to 3 Hydrogen
Is the following compound covalent or Ionic?
NBr4
Covalent
Come up to the board and draw a Lewis Dot structure for (O) Oxygen (Group 16)
Answer will vary
What is the attraction of forces with ions? (Which charges are attracted to which charges)
Positive and negative charges are attracted to one another (Opposite attract)
Na which is a metallic solid and Cl which is a poisonous gas, form a compound that creates what?
Table Salt
What is the ratio for the given compound below?
CO2
1:2
1 carbon for 2 Oxygen
Is the following compound Covalent or Ionic?
CuCl2 (Keep in mind "l" is a lowercase "L")
Ionic
The Ionic compound NaCl consists of Sodium and Chlorine. How would we name this Ionic Compound based on our 3 step process?
Sodium Chloride