1
Q
What is reflux?
A
The continual evaporation and condensation of a reaction mixture
2
Q
Why is reflux used?
A
Volatile reactants can be heated for a prolonged period without boiling dry
OCR A level Chemistry
flashcards
Decks in class (30)
# Cards
-
Compounds, formulae, and equations8
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Atomic basics and ionisation energy20
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Electron structure14
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Acids, bases, and salts definitions9
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Redox reactions14
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Testing for ions20
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Acids, bases, alkalis, and neutralisation20
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Bonding and structure- bonding37
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Bonding and structure- shape of molecules36
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Electronegativity and bond polarity14
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The mole38
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The Periodic table trends35
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Group 2 metals22
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Group 738
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Alkanes40
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Alkenes32
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Haloalkanes47
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Alcohols2
-
Esters5
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Spectroscopy6
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Enthalpy change34
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Lattice enthalpy36
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Entropy/free energy19
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Enthaply of solution and hydration0
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Rate Equation/Orders Of Reaction11
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Rates18
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Equilibria3
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Boltzmann distribution14
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Carboxylic acids and Esters5
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Arenes (Aromatic compounds)0
