BSC 1010 Exam 1 Review Questions and Correct Answers All matter is composed of - Correct Answer atoms A fundamental substance that consist of only one kind of atom - Correct Answer element what elements make up 96% of living matter? - Correct Answer Hydrogen Nitrogen Oxygen Carbon Charges of protons, neutrons, and electrons - Correct Answer Protons (positive), Neutrons (neutral) and Electrons (negative) protons and neutrons are located in the atoms - Correct Answer nucleus the number of protons in the nucleus of an atom - Correct Answer atomic number atoms of the same element that have different numbers of neutrons - Correct Answer isotope the electrically neutral atom of chlorine has 17 protons in the nucleus. How many electrons does it have? - Correct Answer 17 Each orbital holds a maximun number of how many electrons? - Correct Answer 2 elements in the same vertical column have the same number of - Correct Answer electrons an atoms tendency to attract electrons from other atoms - Correct Answer electronegativity The octet rule states that an atom will lose, gain, or share electrons in order to achieve a stable configuration of ___ _______ in its outermost shell - Correct Answer 8 Electrons
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