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Electrons and Chemical Bonding
Valence Electron
Ionic Bonds
Covalent
Metallic Bonds
100
Atoms share, gain, or lose electrons when _____ form.
Chemical bonds.
100
Number of valence electrons that oxygen have.
6.
100
Atoms that lost electrons.
Positive ions.
100
A bond formed when atoms share electrons.
Covalent bond.
100
Definition of metallic bonds.
Form by the attraction of metal ions and the electrons around them.
200
The joining of atoms to form new substances.
Chemical bonding.
200
Number of valence electrons that hydrogen have.
1.
200
Atoms that gain electrons.
Negative ions.
200
Help you predict how atoms might bond.
Electron dot diagram.
200
Metallic bonds allow metals to be able to do what?
To bend.
300
The force of attraction that holds the atoms together.
Chemical bond.
300
Number of valence electrons group 3-12 have.
1 or 2.
300
Form when electrons are transferred from one atom to another atom.
Ionic bonds.
300
A way to represent atoms and molecules.
Electron dot diagram.
300
Three properties of metals that are a result of metallic bonds.
Electrical conductivity, ductility, and malleability.
400
What does bonding depends on?
Outer electrons.
400
Definition of valence electrons.
Electron that is found in the outermost shell of an atom.
400
The ions that make up an ionic compound are bonded in a repeating three dimensional pattern.
Crystal lattice.
400
Substances that have covalent bonds tend to have what?
Low melting and boiling points and are brittle in the solid state.
400
The ability to be drawn into wires.
Ductility.
500
Substance can be formed by combining what?
Atoms.
500
Most atoms form bonds using only the electrons in the ___ energy level.
Outermost.
500
Why is an atom neutral?
The number of electrons in an atom equal the nimber of protons.
500
A group of atoms that are held together by chemical forces.
Molecule.
500
The ability to be rolled or pounded.
Malleability.