The Chemistry of Microbiology exam with complete solutions
2) Matter composed of a single type of atom is known as a(n) A) element. B) mineral. C) molecule. D) compound. E) electron. Answer: A Bloom's Taxonomy: Knowledge Section: Atoms Learning Outcome: 2.1 3) A stable atom has ________ in its valence shell. A) 4 electrons B) 2 neutrons C) 8 electrons D) 8 protons E) 10 electrons Answer: C Bloom's Taxonomy: Comprehension Section: Chemical Bonds Learning Outcome: 2.5 4) Which parts of the atoms interact in a chemical reaction? A) protons B) neutrons C) ions D) electrons E) isotopes Answer: D Bloom's Taxonomy: Comprehension Section: Chemical Bonds Learning Outcome: 2.5 5) The atomic mass of this stable isotope atom (Figure 2.1) is A) 4. B) 6. C) 10. D) 12. E) cannot be determined from the available information Answer: E Bloom's
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the chemistry of microbiology exam