Outlining the properties and reactions of group 2 metals as needed for OCR (A) A-level chemistry, including:
Forming of 2+ ions as outermost electrons are in subshell (have s2 electron configurations)
Trend in first and second ionisation energies of Group 2 Metals down the group
Reactivities of the Group 2 Metals (Mg to Ba), based on reactions
Reactions of Group 2 Metals (Mg to Ba) with oxygen
Reactions of Group 2 Metals (Mg to Ba) with water
Reactions of Group 2 Metals (Mg to Ba) with dilute acids
Reactions of Group 2 Metal Oxides with water (and the pH of solutions formed)
Use of Ca(OH)2 in agriculture
Use of Mg(OH)2 and CaCO3 as ‘antacids’
For OCR(A)
Revision sheet downloads:
www.chemistrystudent.com/Revi...
Thank you for watching - if you found the video useful, please like and subscribe!
Please note - information given is a guide only and students should always refer to their specification, text books and teachers notes for up to date information when revising. No responsibility is accepted for any students' examination marks or grades when using this revision material.