Group 2 elements and alkaline earth metals
Group 2 elements and alkaline earth metals
Real World
Magnesium burns with an intense white flame and was used in early camera flash powder in the 1900s, while calcium compounds give fireworks their orange-red colour — both demonstrating Group 2 reactivity.
Exam Focus
State the electron configuration as [noble gas]ns² and always specify the +2 oxidation state when writing ionic equations.
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