WebWhen a stable atom gains or loses an electron, it becomes an ion. For example, when chlorine takes an electron from sodium, and sodium gives that electron to chlorine, they … WebAn ion is a charged atom or molecule. do not equal the number of protons in the atom or molecule. An atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or …
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Web17 mrt. 2024 · Molecules, in turn, are composed of atoms joined by chemical bonds that are more difficult to break. Each individual atom consists of smaller particles—namely, electrons and nuclei. These … WebB. It has more protons in a neutral atom. c. It has more electrons in a neutral atom. D. It becomes an anion. 19. Sodium ion has a charge of +1. it is an anion. In what group number does it belong? A. Group IVA B. Group IIIA C. Group IIA Group IA 20. Which group of metallic elements in the periodic table will donate two of its valence electrons ? iphone 5s charging station
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WebAnion Exchange Membrane (AEM) fuel cells have attracted growing interest, due to their encouraging advantages, including high power density and relatively low cost. AEM is a polymer matrix, which conducts hydroxide (OH−) ions, prevents physical contact of electrodes, and has positively charged head groups (mainly quaternary ammonium … Web27 jul. 2024 · Cations are positively-charged ions (atoms or groups of atoms that have more protons than electrons due to having lost one or more electrons). Anions are negatively-charged ions (meaning they have more electrons than protons due to having gained one or more electrons). Cations are also called positive ions, and anions are also … WebIons form when atoms gain or lose electrons. Since electrons are negatively ... Ionic compounds contain positively and negatively charged ions in a ratio that results in an overall charge of zero. … Atoms or groups of atoms that possess a net electrical charge are called ions; they can have either a positive charge (cations) or a negative ... iphone 5s clean camera lens