A
A mixture of two or more elements, at least one of which is a metal.
What is an alloy.
A representation of the valence electrons in an atom, using dots.
What is an electron dot diagram.
A compound that consists of positive and negative ions.
What is an ionic compound.
The attraction between oppositely charged ions.
What is an ionic bond.
A chemical bond formed when atoms share three pairs of electrons.
What is a triple bond.
The electrons that are in the highest energy level of an atom and that are involved in chemical bonding.
What are valence electrons.
An attraction between a positive metal ion and the electrons surround it.
What is a metallic bond.
Name the 3 particles that make up an atom and describe their charges.
What are protons (positive), neutrons (neutral). and electrons (negative).
A chemical bond formed when atoms share two pairs of electrons.
What is a double bond.
The force of attraction that holds two atoms together.
What is a chemical bond.
An atom or group of atoms that has become electrically charged.
What is an ion.
How many valence electrons does Group 1 have and what are they categorized as being on the periodic table.
What is 1 and they are known as alkali metals.
A covalent bond in which electrons are shared unequally.
What is a polar bond.
An ion that is made up of more than one atom.
What is a polyatomic ion.
How many valence electrons does Group 18 have and what are they categorized as being on the periodic table.
What is 8 and they are known as noble gases.
A solid in which the atoms are arranged in a regular, repeating pattern.
What is a crystal.
A neutral group of two or more atoms held together by covalent bonds.
What is a molecule.
Symbols that show the elements in a compound and the ratio of atoms.
What is a chemical formula.
A covalent bond in which electrons are shared equally.
What is a nonpolar bond.
A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound.
What is a subscript.
A chemical bond formed when two atoms share electrons.
What is a covalent bond.
It takes this many electrons to equal the mass of 1 proton.
What is 1,840 electrons.
How many valence electrons does Group 17 have and what are they categorized as being on the periodic table.
What is 7 and they are known as halogens.
The number of protons in the nucleus of an atom tells you this on the periodic table.
What is the atomic number.
A compound that is composed of molecules.
What is a molecular compound.