Periodic table
A chart of all chemical elements currently known, organized by their properties.
Periodic table.
Acids are found within what range of pH?
0-7
Ionic, covalent, and metallic.
What are the 3 states of matter?
Solid, liquid, and gas.
How much mass do electrons have?
None/Negligible.
The periodic table is ordered by increasing _______.
Atomic number.
The value that is used to express the acidity or basicity of a system.
pH.
Do metals have high or low electronegativities?
Low.
What subatomic particles are there?
Proton, neutron, and electron.
What does it mean when an equation is balanced?
_____ have properties of both metals and nonmetals.
Metalloids.
Bases are found within what range of pH?
7-14.
Do metals have high or low ionization energies?
Low.
Which subatomic particles have weight?
Protons and neutrons.
What is theoretical yield?
The calculated amount of product from a certain amount of reactants.
The elements in groups 3-12 are called what?
Transition metals.
A substance that is 2 on the pH scale is said to be a ___.
Strong acid.
Are molecular compounds good conductors?
No.
Which property depends on how much matter is in a sample?
Intensive.
What is Avogadro's Number?
6.02 X 10^23
What are group 1 metals called?
Alkali metals.
A compound that can change color depending on conditions such as pH.
Indicator
What is an octet?
8 valence electrons.
Isotopes have the same number of ____ and a different number of ____.
Protons, neutrons.
Which element has the lowest electronegativity and ionization energy?
Francium/Fr.