A positively charged particle, that exists dependently within the nucleus of an atom.
Proton
To what 2 families do the majority of the radioactive elements belong to?
Lanthanides & Actinides
This substance is made up of two or more elements chemically combined?
Compound
What are called the building blocks of matter. (From your notes) because all matter is composed of these?
Elements or Atoms
What is the name of the gas family at the far right of the periodic table?
Noble Gases
The product of combining two or more substances that retain their properties.
Mixture
For the compound C6H12O6, identify what elements make up this molecule of glucose, and how many of each.
6 Carbon, 12 Hydrogen, 6 Oxygen
What is the name of the Family of elements that contains Oxygen and Hydrogen?
Non-metals
The distribution of electrons of an atom or molecule in their atomic or molecular orbitals.
Electron Configuration
An elementary particle having no charge and equal mass to a proton, found in the nucleus of all atoms except Hydrogen.
Neutron
What is the name of the Family of elements that contains silver colored reactive elements such as, Neodymium and Europium?
Lanthanide Series
What is the name of the Family of elements that contains gases, and don't react with fire or electricity due to their electron configurations.
Noble Gases
A notation of one or two letters representing a chemical element.
Symbol
A negatively charged particle, that exists independently outside the nucleus of an atom.
Electron
What is another name for the shell that the electrons orbit around, in an atom
Electron Cloud
Lithium, Sodium, and Potassium are all part of the same family of metals to the far left of the periodic table of elements, what is their groups' name?
Alkali Metals
The part of an atom where the protons are located is called…
Nucleus
What is the name of the Family of elements that that contains the majority of metals?
Transition Metals
True or False
Compounds use some form of energy, usually heat, to transform the elements into a new substance.
True
What is the name of the Family of elements that resides in group 2 and is highly reactive with two electrons in their outer circle?
Alkaline Earth Metals
True or False
Elements in a mixture will keep their properties?
True
The basic unit of a chemical element, that is made up of protons, electrons, and neutrons.
Atom
When two atoms of the same element combine together chemically they form...
Diatomic Molecule
Which element is highly reactive, like the Alkali Metals, but isn't in fact a metal at all?
Hydrogen
The vertical columns on the periodic table are called what?
Groups
A single atom or several atoms bound together forming the smallest particle that possesses all the characteristics of an element or compound.
Molecule
What are the horizontal rows on the periodic table called?
Periods
What is the name of the Family of elements that that contains metals that aren't magnetic or highly conductive?
Metalloids
True or False, Nitrogen is a Metal?
False
What is the only metal element that is a liquid at room temperature?
Mercury
What is the name of the Family of elements that contains radioactive elements such as Uranium and Plutonium?
Actinide Series
How is a mixture different from a compound?
A mixture does not create a new substance, each element keeps their original properties.
A compound creates a new substance from two other substances.
Two or more different atoms that combine together to form a….
Compound
What is the name of the Family of elements that resides to the left of the periodic table, and is the most reactive elements, with one electron in their outer circle?
Alkali Metals
What is the name of the Family of elements that contains solids, liquids, and gases, and aren't very reactive?
Halogens
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