IGCSE /Grade 10
Science MCQ Based On Formation of ions by electron loss or gain
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IGCSE Grade 10 Science Formation of ions by electron loss or gain
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It has 20 protons.
The diagram represents the transfer of electrons.
Chalcogens - part of the periodic table.
It acquires a negative charge.
For example, positively charged sodium ions and negatively charged chloride ions bond together to make crystals of sodium chloride.
An ion is an excess or deficiency of electrons.
It is less than four.
It is an excess of electrons.
It is done to create stable atoms.
The process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons.
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