24 Chapters
TEST-BANK for
Chemistry: The Central Science
14th Edition
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Sample Questions
- The ________ ion has eight valence electrons. A) Sc3+ B) Ti3+ C) V3+ D) Cr3+ E) ...
- ________ is isoelectronic with krypton. A) Se2- B) Se3- C) Br D) Se2+ E) ...
- An aqueous solution contains 0.10 M HNO3. The solution is ________. A) acidic B) basic C) ...
- Ca reacts with element X to form an ionic compound with the formula CaX. Al will react with X to ...
- The formula of a salt is XCl2. The X-ion in this salt has 24 electrons. The metal X is ________. ...
- If 3.21 mol of a gas occupies 56.2 L at 44 C and 793 torr, 4.73 mol of this gas occupies ________ L ...
- Ni2+ ions are represented by the electron configuration ________. A) Ar3d8 B) Ar3d10 C) Ar3d6 ...
- How many electrons can occupy the shell having n = 4? A) 2 B) 8 C) 10 D) 18 E) ...
- The output of a plant is 4335 pounds of ball bearings per week (five days). If each ball bearing ...
- A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant ...
- Calcium oxide reacts with water in a combination reaction to produce calcium hydroxide: CaO(s) + ...
- Consider the following selected postulates of Dalton's atomic theory: (i) Each element is ...
- Units of the rate constant of a reaction are independent of the overall reaction order. Indicate ...
- If matter is uniform throughout and cannot be separated into other substances by physical means, it ...
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