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Stack #312206

QuestionAnswer
salt a compound that forms after a base and a acid combines
acid a compound that forms hydrogen ions (H+) when dissolved
base a compound that forms hydroxide ions (OH+) when dissolved in water.
chemical formula Na HCO3..... 1 sodium+ 1 hydrogen+ 1 carbon+ 3 oxygen
atom the smallest piece of an element
alkali a base that dissolves in water
molecules atoms held together by chemical forces
compounds the substance formed when two or more different elements chemically join together, the rearranging of atoms in a chemical change
chemistry the study of matter
ion an atom that has gained or lost electrons
period horizontal row of the periodic table
group vertical column of the periodic table
family classification of elements by similar chemical properties and similar reactions to other elements
element a substance that contains only one kind of atom
atomic number the number of protons in the nucleus of the atom
atomic mass the approximate number of protons and neutrons in an atom
ionic bonding a bond formed by the electrical attraction between oppositely charged ions
convalent bonding a type of band formed when atoms share electrons
indicator a substance that changes color when exposed to acid or base solution
corrosive strong acids that can burn skin
Neils Bohr best known for research on atomic structure and control of neclear weapons
Dmitri Mendeleev invented the periodic table of the elements
Created by: lucybelle
 

 



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