writing full redox Balance redox equations by balancing reactions and balancing electrons, balancing charge with H+ and them. balancing with H2O. One hour lessons Learning Outcomes Specification Content Skills Covered Student Required Book Section Practicals CHAPTER 11 Group 2, the alkaline earth metals (5 hours) – 1 Physical properties 11.1 3.2.2 Group 2, the alkaline earth metals Recap ideas of atomic Compare how the physical properties The elements in 2 are called the radius, nuclear charge, of 1 and group 2 metals change ionisation energy and alkaline earth metals. The trends in down and between the groups electron shielding. Use the solubilities of the hydroxides and explain the trends in atomic radius data to explore the the sulfates of these elements are between group 1 and 2 metals and first differences between the linked to their use. Barium sulfate, ionisation energy using ideas about physical properties of atomic radius, nuclear charge and magnesium hydroxide and group 1 and group 2 me electron shielding magnesium sulfate have applications explain the differences in melting point in medicines whilst calcium of the group 1 and 2 elements in terms hydroxide is used in agriculture to of their structure and bonding change soil pH, which is essential for good crop production and 2 Chemical properties 11.3 maintaining the food supply. familiar reactions of describe some common reactions of The trends in atomic radius, first group 2 compounds 2 elements and compounds ionisation energy and melting point including reactions describe the reactions the reactions of of the elements Mg–Ba involving hard water, Mg–Ba with oxygen and water reactions of limestone. explain the trends in chemical reactivity Students should be able to: Compare the reactivity down the group explain the trends in atomic radius of Ca and Mg with water and first ionisation energy; explain and oxygen, making the melting point of the elements predictions about how
writing full redox reactions and balancing them. Balance redox equations by balancing electrons, balancing charge with H+ and balancing with H2O. One hour lessons Learning Outcomes Specification Content Skills Covered Student Book Section Required Practicals CHAPTER 11 – Group 2, the alkaline earth metals (5 hours) 1 Physical properties Recap ideas of atomic radius, nuclear charge, ionisation energy and electron shielding. Use data to explore the differences between the physical properties of group 1 and group 2 me Compare how the physical properties of 1 and group 2 metals change down and between the groups explain the trends in atomic radius between group 1 and 2 metals and first ionisation energy using ideas about atomic radius, nuclear charge and electron shielding explain the differences in melting point of the group 1 and 2 elements in terms of their structure and bonding 3.2.2 Group 2, the alkaline earth metals The elements in 2 are called the alkaline earth metals. The trends in the solubilities of the hydroxides and the sulfates of these elements are linked to their use. Barium sulfate, magnesium hydroxide and magnesium sulfate have applications in medicines whilst calcium hydroxide is used in agriculture to change soil pH, which is essential for good crop production and maintaining the food supply. The trends in atomic radius, first ionisation energy and melting point of the elements Mg–Ba Students should be able to: explain the trends in atomic radius and first ionisation energy; explain the melting point of the elements 11.1 2 Chemical properties familiar reactions of group 2 compounds including reactions involving hard water, reactions of limestone. Compare the reactivity of Ca and Mg with water and oxygen, making predictions about how describe some common reactions of 2 elements and compounds describe the reactions the reactions of Mg–Ba with oxygen and water explain the trends in chemical reactivity down the group 11.3