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elements whose valence electrons are accommodated in the d orbitals.
the separation of a dye into the different colours that make up that dye, as a result of the...
a proton that forms a coÂordinate covalent bond with a water molecule H3O+
forms ions (either by breaking a crystal lattice up or by a chemical reaction).
the part of the atmosphere that extends to a height of 10 km above the surface of the Earth.