Math
0.00052 expressed in scientific notation.
What is 5.2 x 10-4?
The completion of the phrase beginning with "laws describe what, theories ____________"
What is "explain why"?
The Ancient Greek philosopher who claimed that all matter was made of indivisible particles that came in infinite shapes and combinations
Who is Democritus?
The name of the elements in Group 2 of the periodic table
What are the Alkaline Earth Metals?
The term that refers to the relative degree to which an element wants another electron, or more precisely, the degree that it pulls the electron towards itself in a chemical bond
What is electronegativity?
The number of neutrons in an atom of Palladium 146 (10646Pd)
What is 60 neutrons?
A piece of glassware that is used to accurately and precisely measure the volume of a liquid
What is a graduated cylinder?
A property of a wave defined as the number of waves/oscillations that pass through a point each second
What is the frequency of a wave?
The grouping of elements that act as semiconductors in electronics due to their unique combination of properties
What are metalloids?
The type of ion that chlorine will become when it receives 1251 kJ of energy (Cl's ionization energy)
What is a cation?
The number of total electrons in a 2– anion of Oxygen (8O)
What are 10 electrons?
The name of a type of conical flask that is used for storing, holding, and mixing chemical mixtures
What is an Erlenmeyer flask?
The name of the experiment that discovered the nucleus and found that most of the atom is empty space
What is the gold foil experiment?
The group of the periodic table with a completely full shell of valence electrons
What are the noble gases?
The element with the highest ionization energy
What is helium?
The product of (4 x 10-5) x (8 x 109)
What is 3.2 x 105
The process of logical reasoning that goes from many specific instances of a phenomenon to a general principle
The phenomenon of the emission of electrons from metal atoms when hit with high frequency light
What is the photoelectric effect?
The group of elements also referred to as the 4f section of the periodic table
What is the lanthanide series?
The element with the highest electronegativity
What is fluorine?
The sum of 5 x 1024 + 3 x 1023
What is 5.3 x 1024?
A wire frame that is placed over an iron ring clamp to suspend a flask/beaker over a flame
What is wire gauze?
The French physicist who first proposed that particles with mass, such as the electron, might also have a dual nature of both particle and wave
Who is Louis de Broglie?
The element with the largest atomic mass that has perfectly stable isotopes that will NOT radioactively decay (it is what uranium will eventually decay into)
What is Lead (82Pb)?
The name of the group on the periodic table that contains the element with the largest atomic radius
What are the alkali metals?