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10 Cards in this Set
- Front
- Back
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An iron atom, Fe, would be expected to have how many unpaired electrons? a) 4 b) 8 c) 6 d) 0 e) 1 |
a) 4 |
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A single p orbital can hold a maximum of ___ electron? a) 2 b) 3 c) 5 d) 6 e) 10 |
a) 2 |
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A chemical reaction that gives off heat to its surroundings is said to be ___ and has a ___ change in Heat at constant pressure. a) endothermic, positive b) endothermic, neutral c) endothermic, negative d) exothermic, positive e) exothermic, negative |
e) exothermic, negative |
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Which of the following is a characteristic of a strong reducing agent? a) high electronegativity b) low electronegativity c) high electron affinity d) none are correct e) all are correct
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b) low electronegativity |
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Which of the following would be the best oxidizing agent? a) Al b) Na c) I2 d) F2 e) Cant tell |
d) F2 |
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When a solution of HCl and a solution of Na2CO3 are mixed, a) a precipitate forms b) an insoluble salt forms c) a gas is evolved d) an acid and a base are formed e) no reaction occurs |
c) a gas is evolved |
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Which of the following is a strong electrolyte? a) a soluble salt b) a weak acid c) a weak base d) none e) all
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a) a soluble salt |
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When AgCl is placed in a container of water, which will be present in the greatest amount? a) AgCl (s) b) Ag+1 (aq) and Cl-1 (aq) c) Ag+2 (aq) and Cl-2 (aq) d) Ag (aq) and Cl (aq) e) All will be present in equal amounts |
a) AgCl (s) |
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Which of the following, if any, is a strong acid? a) HF b) H3PO4 c) HC2H3O2 d) H2SO4 e) None of the above |
d) H2SO4 |
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Rank the following regions of the electromagnetic spectrum in order of increasing energy: a) x rays, microwaves, infrared, ultraviolet b) microwaves, ultraviolet, infrared, x rays c) microwaves, infrared, ultraviolet, x rays d) infrared, microwaves, ultraviolet, x rays e) infrared, ultraviolet, x rays, microwaves |
c) microwaves, infrared, ultraviolet, x rays |
