Know the meanings of the terms atom, proton, neutron, electron, nucleus, atomic number, mass number. Know the names and symbols for the first 20 elements of the Periodic Table. • Be able to explain the model for an atom and arrange electrons into shells • Be able to recognise the different groups and metals / non-metals on the periodic table. • Be able to write symbols for elements and simple word equations • To know a few common chemical formula. • Be able to discuss acids, bases, pH and indicators. • Be able to describe the different food groups and their uses and describe the food tests.
Atoms.... and other stuff!
• Use the Periodic Table to identify an element as a metal or non metal • Recall names and formulae of the first 20 elements and the other elements studied during this topic • Recall the properties of metals and recognize common metals • Recall the structure of an atom
• Define the terms atomic number and mass number
• Calculate the number of electrons, protons and neutrons of atoms and ions using the Periodic Table as a tool
• Write the electron configuration for any of the first 20 elements ( atoms and ions ) • Explain why and how atoms form ions
• Use the table of ions to write formulae for ionic compounds • Name ionic compounds when given ionic formulae
Classify compounds as ionic or molecular using their formulae