Ions and Compounds
The formula of magnesium hydroxide
What is Mg(OH)2?
This is the very first noble gas if counting by atomic number
What is helium?
The name of Group 1 elements
What are alkali metals?
This English scientist published the first atomic theory
Who is John Dalton?
This bond holds together a sodium chloride crystal
What is an ionic bond?
The name of KMnO4
What is potassium permanganate?
This group of elements has 2 valence electrons
What are the alkaline earth metals?
The name of the element Hg
What is mercury?
This English scientist discovered the electron
Who is J. J. Thomson?
This bond holds together methane.
What is a covalent bond?
The formula of the product when magnesium reacts with nitrogen
What is Mg3N2?
Noble gases usually have this number of valence electrons
What is eight?
The sum of the number of neutrons and the number of protons together
What is atomic mass?
The three scientists who discovered the nucleus with the gold foil experiment
Who are Ernest Rutherford, Ernest Marsden, and Hans Geiger?
The type of bond when oxygen and hydrogen bond in a compound
What is a polar covalent bond?
The formal charge of the carbonate ion
What is -2?
This element gives a green flame test
What is copper?
The 4 most reactive halogens
What are fluorine, chlorine, bromine, and iodine?
Johann Doebereiner first published information about these
What are triads?
These intermolecular forces cause the high boiling point of water
What are hydrogen bonds?
The color of Mn with an oxidation number of +6
What is green?
Oxygen has this number of core electrons
What is 2?
A nonmetal which is liquid at room temperature
What is bromine?
The name of the scientist who discovered a subatomic particle necessary for the development of the atomic bomb
Who is James Chadwick?
This kind of intermolecular force allows Geckos to walk up a window or wall
What are van der Waals forces?