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Common Chemical Compounds and Formulas
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Common Chemical Compounds and Formulas
Common Chemical Compounds and Formulas
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1
Question
Which systematic name and formula identify water?
Page 1
Answer
Dihydrogen monoxide, \(\text{H}_2\text{O}\). Uses include drinking, cleaning, agriculture, industry, and serving as a solvent.
2
Question
Which systematic name and formula identify table salt?
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Answer
Sodium chloride, \(\text{NaCl}\). Uses include food seasoning, preservation, road de-icing, and the chemical industry.
3
Question
Which systematic name and formula identify baking soda?
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Answer
Sodium hydrogen carbonate, \(\text{NaHCO}_3\). Uses include baking, cleaning, antacid preparations, and fire extinguishers.
4
Question
Which systematic name and formula identify vinegar?
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Answer
Acetic acid (dilute solution), \(\text{CH}_3\text{COOH}\). Uses include food flavoring, preservation, and cleaning.
5
Question
Which systematic name and formula identify chalk or limestone?
Page 1
Answer
Calcium carbonate, \(\text{CaCO}_3\). Uses include building material, cement, chalk, antacid products, and fillers.
6
Question
Which systematic name and formula identify Epsom salt?
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Answer
Magnesium sulfate heptahydrate, \(\text{MgSO}_4\cdot7\text{H}_2\text{O}\). Uses include bath salts, fertilizer, and laxative preparations.
7
Question
Which systematic name and formula identify caustic soda?
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Answer
Sodium hydroxide, \(\text{NaOH}\). Uses include soap making, drain cleaning, and paper production.
8
Question
Which systematic name and formula identify bleach?
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Answer
Sodium hypochlorite, \(\text{NaOCl}\). Uses include disinfection, bleaching clothes, and water treatment.
9
Question
Which systematic name and formula identify ammonia?
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Answer
Nitrogen trihydride, \(\text{NH}_3\). Uses include fertilizer, cleaning agents, and refrigeration.
10
Question
Which systematic name and formula identify rubbing alcohol?
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Answer
Isopropyl alcohol, \(\text{C}_3\text{H}_7\text{OH}\). Uses include disinfectant, antiseptic, and solvent applications.
11
Question
Which systematic name and formula identify cane sugar?
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Answer
Sucrose, \(\text{C}_{12}\text{H}_{22}\text{O}_{11}\). Uses include sweetening, providing food energy, and fermentation.
12
Question
Which systematic name and formula identify drinking alcohol?
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Answer
Ethanol, \(\text{C}_2\text{H}_5\text{OH}\). Uses include beverages, fuel, solvent applications, and disinfection.
13
Question
Which systematic name and formula identify dry ice?
Page 1
Answer
Solid carbon dioxide, \(\text{CO}_2\). Uses include cooling, stage fog effects, and preservation.
14
Question
Which systematic name and formula identify laughing gas?
Page 1
Answer
Dinitrogen monoxide, \(\text{N}_2\text{O}\). Uses include anesthetic applications and whipped-cream-can propellant.
15
Question
Which systematic name and formula identify quicklime?
Page 1
Answer
Calcium oxide, \(\text{CaO}\). Uses include cement, glass making, steel making, and neutralizing acids.
16
Question
Which systematic name and formula identify slaked lime?
Page 1
Answer
Calcium hydroxide, \(\text{Ca(OH)}_2\). Uses include mortar, plaster, water treatment, and soil neutralization.
17
Question
Which systematic name and formula identify hydrogen peroxide?
Page 1
Answer
Hydrogen peroxide, \(\text{H}_2\text{O}_2\). Uses include disinfection, bleaching, and rocket propellant.
18
Question
Which systematic name and formula identify gypsum?
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Answer
Calcium sulfate dihydrate, \(\text{CaSO}_4\cdot2\text{H}_2\text{O}\). Uses include plaster of Paris, drywall, and fertilizer.
19
Question
Which systematic name and formula identify potash?
Page 1
Answer
Potassium carbonate, \(\text{K}_2\text{CO}_3\). Uses include fertilizer, glass making, and soap production.
20
Question
Which systematic name and formula identify borax?
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Answer
Sodium tetraborate decahydrate, \(\text{Na}_2\text{B}_4\text{O}_7\cdot10\text{H}_2\text{O}\). Uses include cleaning, laundry boosting, glass, and ceramics.
21
Question
Which compound serves as an artificial table-sugar substitute?
Page 2
Answer
Aspartame, \(\text{C}_{14}\text{H}_{18}\text{N}_2\text{O}_5\). It is an artificial sweetener used in diet foods and drinks.
22
Question
Which systematic name and formula identify cream of tartar?
Page 2
Answer
Potassium hydrogen tartrate, \(\text{KC}_4\text{H}_5\text{O}_6\). Uses include baking stabilization and cleaning.
23
Question
Which systematic name and formula identify alum?
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Answer
Potassium aluminum sulfate dodecahydrate, \(\text{KAl(SO}_4\text{)}_2\cdot12\text{H}_2\text{O}\). Uses include water purification, pickling, deodorant, and dyeing.
24
Question
Which systematic name and formula identify washing soda?
Page 2
Answer
Sodium carbonate decahydrate, \(\text{Na}_2\text{CO}_3\cdot10\text{H}_2\text{O}\). Uses include laundry, glass making, and water softening.
25
Question
Which systematic name and formula identify plaster of Paris?
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Answer
Calcium sulfate hemihydrate, \(\text{CaSO}_4\cdot\tfrac{1}{2}\text{H}_2\text{O}\). Uses include casts, sculptures, and building materials.
26
Question
Which systematic name and formula identify potash lye?
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Answer
Potassium hydroxide, \(\text{KOH}\). Uses include soap making, biodiesel production, and cleaning agents.
27
Question
Which systematic name and formula identify vinegar spirit?
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Answer
Dilute hydrochloric acid, \(\text{HCl (aq)}\). Uses include descaling, cleaning, and food processing for pickling.
28
Question
Which systematic name and formula identify battery acid?
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Answer
Sulfuric acid, \(\text{H}_2\text{SO}_4\). Uses include car batteries, fertilizers, and industrial chemical production.
29
Question
Which systematic name and formula identify muriatic acid?
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Answer
Hydrochloric acid, \(\text{HCl}\). Uses include cleaning, metal processing, and very dilute food additive applications.
30
Question
Which acid mixture dissolves gold and platinum in laboratories?
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Answer
Nitric acid plus hydrochloric acid, \(\text{HNO}_3 + \text{HCl}\) in a \(3:1\) ratio. It dissolves gold and platinum in laboratories.