1 Atomic structure and the periodic table

Practice questions on Atomic structure and the periodic table

• Describe how the nuclear model of the atom developed from the plum pudding model, followin… (5 marks, Describe)
• Explain how electrons are arranged in an atom, and describe how this arrangement changes w… (5 marks, Explain)
• Explain how the relative masses and relative charges of the subatomic particles in an atom… (5 marks, Explain)
• Explain why elements in the same group of the periodic table have similar chemical propert… (5 marks, Explain)
• Explain why elements in Group 1 of the periodic table become more reactive as you go down … (5 marks, Explain)
• Mendeleev arranged elements into a periodic table in 1869. His table was different from th… (5 marks, Explain)
• Describe the trends in melting point and reactivity as you go down Group 0 (the noble gase… (5 marks, Describe)
• Explain why elements in Group 7 of the periodic table become less reactive as you go down … (5 marks, Explain)
• Explain why atoms have no overall electrical charge, and describe how the number of proton… (5 marks, Explain)
• Explain how the discovery of the neutron changed scientists' understanding of atomic struc… (5 marks, Explain)