Difference between revisions of "Reversible Reaction"
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===About Reversible Reactions=== | ===About Reversible Reactions=== | ||
: '''Reversible reactions''' use the symbol ⇌ to show that the [[Chemical Reaction|reaction]] can happen both ways. | : '''Reversible reactions''' use the symbol ⇌ to show that the [[Chemical Reaction|reaction]] can happen both ways. | ||
− | : | + | : A [[Reaction Mixture|reaction mixture]] which can undergo a '''reversible reaction''' will reach a state of [[Dynamic Equilibrium|dynamic equilibrium]] where there is a constant amount of the [[reactant]]s and [[product]]s as the [[Chemical Reaction|reaction]] keeps happening in both directions. |
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+ | ===Examples=== | ||
+ | Hydrogen + Nitrogen ⇌ Ammonia | ||
+ | |||
+ | <chem> 3H2(g) + N2(g) <=> 2NH3(g) </chem> | ||
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+ | Calcium Oxide + Carbon Dioxide ⇌ Calcium Carbonate | ||
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+ | <chem> CaO(aq) + CO2(g) <=> CaCO3(s) </chem> | ||
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+ | |||
+ | Ammonium Chloride ⇌ Ammonia + Hydrochloric Acid | ||
+ | |||
+ | <chem> NH4Cl <=> NH3 + HCl </chem> |
Revision as of 15:15, 16 January 2019
Key Stage 4
Meaning
Reversible Reactions are reactions in which the products of that reaction, may themselves react to form the original reactants.
About Reversible Reactions
- Reversible reactions use the symbol ⇌ to show that the reaction can happen both ways.
- A reaction mixture which can undergo a reversible reaction will reach a state of dynamic equilibrium where there is a constant amount of the reactants and products as the reaction keeps happening in both directions.
Examples
Hydrogen + Nitrogen ⇌ Ammonia
<chem> 3H2(g) + N2(g) <=> 2NH3(g) </chem>
Calcium Oxide + Carbon Dioxide ⇌ Calcium Carbonate
<chem> CaO(aq) + CO2(g) <=> CaCO3(s) </chem>
Ammonium Chloride ⇌ Ammonia + Hydrochloric Acid
<chem> NH4Cl <=> NH3 + HCl </chem>