What you’ll learn3 learning objectivesChoose one objective for a focused lesson, or study the complete topic.2.3.1Metallic bonding• Electrostatic attraction between cation lattice and delocalized electrons• Properties: electrical/thermal conductivity, malleabilitySyllabus objective2.3.2Bond strength• Depends on ion charge and metal ion radius• Trends in melting points (s and p block metals)Syllabus objective2.3.3(HL)—Transition elements• Delocalized d-electrons• High melting points, electrical conductivitySyllabus objective