Reactions in Aqueous Solution (Grade 10 NSC Matric Physical Sciences): Flashcards
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Two main reaction categories in aqueous solutions
Two main reaction categories in aqueous solutions
Ion exchange reactions and redox reactions
Driving force in chemical reactions
Driving force in chemical reactions
Formation of precipitate, gas, or electron transfer
Ion exchange reaction definition
Ion exchange reaction definition
Positive ions exchange their respective negative ions
Three types of ion exchange reactions
Three types of ion exchange reactions
Precipitation, gas forming, acid-base reactions
Product of gas forming reactions
Product of gas forming reactions
Gas (e.g., ) instead of solid precipitate
Products of acid-base reactions
Products of acid-base reactions
Water and an ionic compound (salt)
What redox reactions involve
What redox reactions involve
Transfer of electrons between chemical species
Oxidation means
Oxidation means
Loss of electrons (becomes more positive)
Reduction means
Reduction means
Gain of electrons (becomes more negative)
Observable sign of gas forming reaction
Observable sign of gas forming reaction
Bubbling or effervescence in solution