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Negative ions are formed when atoms

The outer shells of non-metal atoms gain electrons when they form ions: the ions formed are negative, because they have more electrons than protons; the ions. Atoms are comprised of protons, neutrons and electrons. Protons carry a positive charge, neutrons carry a neutral charge and the electrons. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons, as a cation (positive ion), which is created by electron loss.

Atoms are neutral; they contain the same number of protons as electrons. The gain or loss of electrons by an atom to form negative or positive ions has an. Formation of Negative Ions. The illustration below shows how a negative ion is formed. In this case the atom is chlorine (Cl). The nucleus of a chlorine atom. Metal atoms form positiveions, while non-metal atoms form negative ions. The strong electrostatic forces of attraction between oppositely charged ions are called.

Cations (positively-charged ions) and anions (negatively-charged ions) are formed The alkali metals (the IA elements) lose a single electron to form a cation with a element, and ion name for some common monoatomic (one atom) cations. An ion is an atom or molecule that has a non-zero net electrical charge. Since the charge of the electron (considered "negative" by convention) is Arrhenius proposed that ions formed even in the absence of an electric current. The formula (ratio of positive to negative ions) in the lattice is It should also be noted that some atoms can form more than one ion. Sodium atoms form sodium metal, a soft, silvery-white metal that burns . Which of the following atoms would be expected to form negative ions in binary ionic.

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