Periodic Table
The number of electrons in the lowest(1st) energy level
What is 2 electrons?
The number of dots around Lithium?
What is one?
Sodium loses an electron and becomes this ion
What is Na+1?
When an valence electrons are shared
What is a covalent bond?
Chlorine gains an electron and becomes this ion
What is Cl-1?
The chemical formula for 2 atoms of carbon and 4 atoms of hydrogen (Be SPECIFIC when you say it)
What is C2H4?
The family (name) on the P.T. that has a full outer shell
What are the noble gases?
The attraction between a positive ion and a negative ion
What is an ionic bond?
The particle formed when atoms share electrons
What is a molecule?
the number of atoms of hydrogen in hydrogen gas
What is 2 (Yes H2)?
The number of electrons in bromine's outer shell-Valence Electrons
What is 7?
A pure substance containing two or more elements
What is a compound?
When a atom shares two electrons with another atom
(In other words when you have TWO electron pairs-4 electrons.)
What is a double bond?
The number of atoms of hydrogen in ammonia
What is 3?(Yes NH3)
The element on the P.T. that has 2 valence electrons, is stable and is therefore in the group that is most stable.
What is Helium (He)?
The dot diagram for Carbon
What is C with 4 dots?
A hard, crystalline compound composed of positive metal ions and negative non-metal ions
What is an ionic salt?
The type of bond between 2 nitrogen atoms
(In other words when 3 electron pairs exist-6 electrons)
What is a triple bond?
the TOTAL number of atoms in a molecule of Dihydrogen oxide
What is 3? (See H2O)