Opposite charges attract in this type of bond
What is an ionic bond?
Metallic bonds are good conductors because of this
What are free-moving electrons?
Name NaCl
What is sodium chloride?
What are valence electrons
What are outer shell electrons?
The atomic number tells you the number of these particles in an atom.
What are protons?
This bond involves sharing electrons
What is a covalent bond?
Ionic compounds are usually this at room temperature
What is solid
Name CO₂
What is carbon dioxide?
What rule says atoms want 8 electrons
What is the octet rule?
Water's chemical formula.
What is H₂O?
This bond type has a “sea of electrons”
What is metallic
Which bond type usually has the highest melting and boiling points?
What is a ionic bonding
Name PCl₃
What is phosphorus trichloride?
What type of particles make ionic compounds
What are ions?
The only liquid metal at room temperature.
What is mercury?
Ionic compounds usually conduct electricity when
What is dissolved in water (or molten)
Covalent compounds usually have what type of boiling point
What is a low one
Name N₂O₅
What is dinitrogen pentoxide?
An atom that loses electrons becomes this type of ion.
What is a cation?
This gas makes up about 78% of Earth's atmosphere.
What is nitrogen?
Hint: Think salt
What is Crystal Lattice
Metallic bonds allow metals to be bent without breaking this property is called
What is malleability?
What prefix is used for 5 in covalent compounds
What is penta
In an ionic bond, the non-metal usually does this with electrons.
What is gain electrons?
Diamonds are made entirely of this element.
What is carbon?