Contents Introduction Podcast Questions and Answers Study Notes Atomic Radius Trend in Group 2 First Ionisation Energy Trend in Group 2 Melting Point Trend in Group 2 Reactions of Group 2 Elements with Water Magnesium Exception in Water Reactions Magnesium in Titanium Extraction Mg(OH)₂ as an Antacid Calcium Hydroxide in Agriculture Removing SO₂ from Flue Gases Barium Sulfate in Medicine More Actions PDF Questions Make a copy Study Flashcards Play Quiz Podcast Play an AI-generated podcast conversation about this lesson 0.7x 0.9x 1x 1.1x 1.3x 1.5x 1.7x 2x Questions and Answers Export Questions are hidden until you start the quiz Play Quiz