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A valence electron is a type of electron present in an atom that works to aid in the process of chemical bond formation with other atoms. These electrons are present in the outer shell of an atom. More »

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Molybdenum has six valence electrons. The atomic number of molybdenum is 42, and its electron configuration is 1s22s22p63s23p63d104s24p64d55s1 or 2, 8, 18, 13, 1 electrons per shell. The electrons in the 4d55s1 constitut... More »

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Radium has two valence electrons. It is number 88 on the Periodic Table, meaning it has 88 protons and electrons. Therefore its electron configuration is 2, 8, 18, 32, 18, 8, 2, leaving 2 unpaired valence electrons in th... More »

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A polar bond is a type of bond that is formed between two atoms that are sharing an electron, where one atom has a stronger attraction, or pull, on the electron than the other. A polar bond is a type of covalent bond, wh... More »

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A nonpolar covalent bond is a type of bond between two identical nonmetallic atoms where the two electrons are shared equally by each atom. It is different from a polar covalent bond, in that involves the electrons being... More »

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To find the valence electrons in an atom, identify what group the element is in. An element in group 1A has 1 valence electron. For example, Li is in group 1A, so that means it has one valence electron. If the element is... More »

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Atoms become chemically stable by losing, gaining or sharing electrons with other atoms to fill up their outermost electron shell. This allows them to obtain the electron configuration of the nearest noble gas. More »

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