Question: 2. True or false. a. Most elements are metals. b. Uranium is an inner transition element. c. Bromine is a halogen. d. Calcium is an

2. True or false. a. Most elements are metals. b. Uranium

2. True or false. a. Most elements are metals. b. Uranium is an inner transition element. c. Bromine is a halogen. d. Calcium is an alkali metal. e. Neon is a noble gas. f. Aluminum is a Main Group metal element. g. Copper is a transition metal element. 3. True or false. a. In its typical elemental form, hydrogen is monatomic. b. Metals form network elemental forms. c. O2 and O3 are allotropes of oxygen. d. Every molecule is identified by a specific number of specific atoms in a specific arrangement. e. Graphite is a network allotrope of carbon. 4. a. How many neutrons are in an atom of 196Hg ? b. How many protons are in an atom of 40Ca ? c. How many electrons are in an atom of 69Ga ? d. How many neutrons are in an atom of 90Zr ? e. What is the symbol for a carbon atom with eight neutrons? f. What is the symbol for a potassium atom with 21 neutrons? 5. a. What is the symbol of the most reactive element? b. What is the symbol of the Main Group metal with the smallest atomic number? c. In which Period is silver? d. What is the symbol of the element in Group 6, Seventh Period? e. What is the symbol of the alkali metal in the Fifth Period

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