Answer:
covalent bond
Explanation:
a covalent bond forms when electrons are shared between two nonmetals
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The existence of spectra can help the existence of atoms by expanding and multiplying in the law of London Dispersion
Answer:
Compounds
Explanation:
Substances in which atoms of two or more elements are chemically combined are called compounds.
A compound is a substance formed when two or more elements are chemically joined.
Formation of a precipitate