Describe what you would observe when some calcium is added to cold water.
Write an equation for the reaction occurring in (i).
Describe how the reaction of barium with cold water would look different from the reaction of calcium in (i), in terms of the visible changes.
Draw a fully labelled reaction pathway diagram for magnesium reacting with oxygen.
Explain why no visible reaction is seen when a piece of magnesium ribbon is exposed to air.
State and explain which property of magnesium oxide makes it suitable for use in making heat-resistant bricks for furnace linings in the steel-making industry.
Suggest why magnesium oxide cannot be used as a lining in furnaces that contain acidic materials.
State how the thermal decomposition temperature of these Group 2 nitrates and carbonates changes.
Give the equation for the thermal breakdown of magnesium carbonate.
Give the equation for calcium nitrate's thermal decomposition.