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What is corona virus Corona viruses are a large family of viruses which may cause illness in animals or humans. In humans, several coronaviruses are known to cause respiratory infections ranging from the common cold to more severe diseases such as Middle East Respiratory Syndrome (MERS) and Severe Acute Respiratory Syndrome (SARS). The most recently […]

What is an ion? An ion is an atom, or a group of atoms with a net electrical charge. They are formed when protons or electrons are gained or lost by an atom. A simple ion is made up of only one atom that has either a negative (anions) or a positive (cations) charge. Put […]