Predict the product of burning francium in air.
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Chemistry 2e · 18.9 Occurrence, Preparation, and Compounds of Oxygen
Occurrence, Preparation, and Compounds of Oxygen: practice problems
6 problems from the book, with its answers. Check your working, or have any of them explained to you on the whiteboard.
Exercises 81
Write balanced chemical equations for the following reactions:
(a) zinc metal heated in a stream of oxygen gas
(b) zinc carbonate heated until loss of mass stops
(c) zinc carbonate added to a solution of acetic acid, CH₃CO₂H
(d) zinc added to a solution of hydrobromic acid
Exercises 83
Exercises 85
Exercises 87
Exercises 89
Key terms · 14
- base anhydride
- metal oxide that behaves as a base towards acids
- chlor-alkali process
- electrolysis process for the synthesis of chlorine and sodium hydroxide
- hydrogen sulfate
- ${\text{HSO}}_4 {}^-$ ion
- hydrogen sulfite
- ${\text{HSO}}_3 {}^-$ ion
- hydroxide
- compound of a metal with the hydroxide ion OH^− or the group −OH
- nitrate
- ${\text{NO}}_3 {}^-$ ion; salt of nitric acid
- Ostwald process
- industrial process used to convert ammonia into nitric acid
- oxide
- binary compound of oxygen with another element or group, typically containing O^2− ions or the group –O– or =O
- ozone
- allotrope of oxygen; O_3
- peroxide
- molecule containing two oxygen atoms bonded together or as the anion, ${\text{O}}_2 {}^{2-}$
- photosynthesis
- process whereby light energy promotes the reaction of water and carbon dioxide to form carbohydrates and oxygen; this allows photosynthetic organisms to store energy
- sulfate
- ${\text{SO}}_4 {}^{2-}$ ion
- sulfite
- ${\text{SO}}_3 {}^{2-}$ ion
- superoxide
- oxide containing the anion ${\text{O}}_2 {}^-$
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