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An ionic compound is formed from two ions. A positive ion or cation binds together with a negative ion or anion. As a simple example, let’s consider sodium ions (Na +) and chloride ions (Cl-) forming an ionic compound. A fundamental rule in science is that oppositely charged objects will attract.
Ions form when atoms lose or gain electrons close electron Subatomic particle, with a negative charge and a negligible mass relative to protons and neutrons. to obtain a full outer shell:
A compound contains atoms of different elements, chemically joined together. Compounds form in chemical reactions, and you need other chemical reactions to separate a compound into its...
8 Ιουν 2014 · An ionic compound forms when the electrons that bind two or more atoms together can lower their energy by spending more time around the more electronegative atoms than the electropositive ones, thereby causing partial negative and positive charges to develop on the atoms.
A compound is a pure substance that is made from more than one element. In a compound, elements are chemically bonded together, which makes it very difficult to separate them.
Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms. Atoms of same element can combine in more than one ratio to form two or more compounds. The atom is the smallest unit of matter that can take part in a chemical reaction.
Covalent chemical bonds involve the sharing of a pair of valence electrons by two atoms, in contrast to the transfer of electrons in ionic bonds. Such bonds lead to stable molecules if they share electrons in such a way as to create a noble gas configuration for each atom.
