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Multiple Choice: Direction Select the best answer. Write CAPITAL LETTER ONLY. Don't use pencil. 1. Electrons involved in bonding between atoms are A. valence electrons B. inside the nucleus C. closest to the nucleus D. positively charged _2. What is the greatest number of valence electrons an atom can have? With the exception of helium. A. 2 B. 3 C. 8 D. 12 3. If atoms of a halogen nonmetal (Group 17) gains one electron, the atoms then have A. no valence electrons B. 7 valence electrons C. 8 valence electrons D. 17 valence electrons 4. What is electronegativity? A. The amount of energy required to take an electron away from another atom. B. The ionic bond of energy required to take an electron C. The amount of ion required to take an electron away from ionic formation D. tendency of an atom to attract electrons. 5. The attraction between a positive metal ion and the electrons surrounding it is a(n) A. chemical bond B. covalent bond C. ionic bond D. metallic bond 6. Anions are that form ions and gain electrons. A. nonmetals, positive B. nonmetals, negative C. metals, positive D.metals, positive, lose 8. A chemical bond formed when two atoms share electrons is called a(n) A. ionic bond B. covalent bond C. metallic bond D. crystal bond 9. Element X belongs to Group 1 Alkali Metals. Which of the following best describes element ? A. high electronegativity B. high ionization energy C. low electronegativity D. a non- metallic element 10. The valence electrons are those electrons closest to the nucleus. A. True B. False C. Cannot be determined
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