A compound which have the same molecular formula but a different structural formula
Isomer
Isotopes of atoms with unstable nuclei
radioisotopes
An Acid that is completely ionized in aqueous solution
strong acid
The most abundant metallic element in Earth’s crust
aluminum
Methane and ethane are examples of this type of hydrocarbon
alkane
a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change
catalyst
a particle that has the same mass as an electron but an opposite charge
positron or anti-electron
The positive ion formed when a water molecule gains a hydrogen ion.
Hydronium Ion
Reacts violently with water.
potassium
Another name for burning
combustion
The conversion of glucose by microorganisms such as yeast into ethanol and carbon dioxide.
fermentation
A form of high energy electromagnetic radiation emitted from some materials that are in an excited electron state
x-ray
An ionic compound composed of a cation and the anion from an acid.
salt
Needed for proper functioning of the thyroid gland
iodine
The type of combustion when there is insufficient oxygen to fully oxidise the hydrocarbon
incomplete
A process that separates the components in a mixture on the bases of their different boiling points
Fractional distillation
Radiation that is made up of alpha particles and is deflected toward a negatively charged plate when radiation from a radioactive source is directed between two electrically plates
alpha radiation
The particle formed when a base gains a hydrogen ion
Conjugate Acid
An important element in bones and teeth.
calcium
Made when the hydrogen in a hydrocarbon fuel is oxidised
water
A family of organic compounds with members of the family having the same functional group and similar chemical properties
Homologous series
A series of nuclear reactions that starts with an unstable nucleus and results in the formation of a stable nucleus
Radioactive Decay Series
Any substance that can donate a pair of electrons to form a covalent bond
Lewis Base
Its compounds help prevent tooth decay.
fluorine
The gas made when the carbon in a hydrocarbon fuel is completely oxidised
carbon dioxide