Negatively charged atoms are called ------.
He designed the first version of the modern periodic table in late 1880s.
The atomic ------ is described as half the distance between adjacent nuclei of identical atoms.
Any metallic compound which is strong, durable, and oxidation-resistant.
A mass ----------- is used to determine relative mass and abundance of natural isotopes.
A ------ compound contains the atoms of only two elements.
This chemist pioneered the scientific method, and published a book called the 'Sceptical Chymist'.
------ dispersion forces are generally among the weakest inter-molecular forces.
In chemistry,----- refers to the amount of product obtained in a chemical reaction.
----thermic reactions are those which involve the absorption of energy.
An electrically charged atom or group of atoms.
This device is used to pour liquids through small openings, and can contain filter paper for separating solids from suspension via filtration.
Common alternate name for NaOH.
The Bunsen ------ is a device designed by Michael Faraday which provides heat for experiments through combustion reactions.
This type of compound forms between more electronegative non-metals and metals.
Periodic symbol for element with mass number 271.
Symbol for 14th and penultimate element in lanthanide series.
----- structures are electron dot diagrams used to represent the valence of atoms.
---- pairs of electrons are not bonded in Lewis Structures.
H2S8 = Dihydrogen ----sulfide
Errors that are induced by inherent inaccuracy in a system as opposed to chance or human miscalculation.
-------- attraction between the nucleus and electrons keeps atoms together.
"I would tell you a chemistry joke, but all the good ones -----!" - Unknown
Symbol for element with atomic mass of roughly 195.084 amu.
Alternate form of writing H2O.
Solid elements which are semi-conductors, including boron, silicon and germanium.
Symbol for element with electron configuration: [Kr] 4d10 5s2 5p4
6th most common universal element with electron configuration: [Ar] 3d6 4s2
Consistent and predictable changes in elemental properties are periodic ------.
The following is a ------ displacement reaction: Mg + 2HCl---> MgCl2 + H2
Subatomic particle located in atomic nuclei without an electric charge.
Symbol for least reactive alkali metal.
----- bonds are those in molecules which have an unequal electron sharing and charge distribution.
More energy ------ results in greater electron shielding and larger atomic radius.
The law of ------------ of mass states that the mass before and after a chemical reaction is constant.