GCU Chemistry 113 Quiz 2 2023 Practice Concepts with Correct Answers.

What is the name of group 1A? Correct Answer Alkali Metals What is the name of group 2A? Correct Answer Alkaline Earth Metals What is the name of groups 3-12? Correct Answer Transition Metals What is the name of group 6A? Correct Answer Chalogens What is the name of group 7A? Correct Answer Halogens What is the name of group 8A? Correct Answer Noble Gases What is matter composed of? Correct Answer Tiny particles Atom Correct Answer Smallest part of an element that is still that element Molecule Correct Answer Two or more atoms joined and acting as a unit Compound Correct Answer Two or more different atoms joined and acting as a unit Is F an atom, molecule or compound? Correct Answer Atom Is F2 an atom, molecule or compound? Correct Answer Molecule Is CO2 an atom, molecule or compound? Correct Answer Compound and Molecule Is NH3 an atom, molecule or compound? Correct Answer Compound and Molecule Is O2 an atom, molecule or compound? Correct Answer Molecule Is Au an atom, molecule or compound? Correct Answer Atom Is CuSO4 an atom, molecule or compound? Correct Answer Compound (Ionic) What is a chemical reaction? Correct Answer One substance changes to another by reorganizing the way the atoms are attached to each other Law Correct Answer If the theory is found to be true over a long period of time (usually 20+ years) with no counter examples