OCR GCSE Combined Science A · J250
Specification C4.1e · Chemistry Paper 2
Revise: Deducing the Reactivity SeriesWhen a solid metal is placed in another metal’s salt solution, it can replace the dissolved metal if it is more reactive.
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GCSE Combined Science · key term
An aqueous solution containing dissolved ions from a salt, including positive metal ions for a metal salt.
Used by OCR
Specification C4.1e · Chemistry Paper 2
Revise: Deducing the Reactivity SeriesWhen a solid metal is placed in another metal’s salt solution, it can replace the dissolved metal if it is more reactive.
Check whether the table headings refer to solid metals or metals in salt solutions before interpreting a result.
‘No reaction’ between a metal and its own salt solution does not help you compare different metals.
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