Chemistrey Fundamental ideas and rocks and building materials 2.0 / 5 based on 1 rating ? ChemistryRocks, ores, metals and alloysGCSEAQA Created by: willCreated on: 28-05-13 13:03 what are all substances made of? Atoms 1 of 12 What are elements? Elements contain only one atom. 2 of 12 what is a compound Compounds contain more than one type of atom 3 of 12 what is an atom made up of? Atoms have a tiny nucleas in its center surrounded by electrons. 4 of 12 In the nucleas of the atoms which 2 particles are there? Protons and Nuetrons 5 of 12 Do neutrons have a eletrical charge no 6 of 12 what is an ion? an ion is produced when metals react with non metals 7 of 12 What happens when atoms from different elements react a compound is formed. 8 of 12 name a compound? potasium oxide 9 of 12 write the chemical equasion for potasium oxide? o+k >k20 10 of 12 What is limestone most used for? building industry 11 of 12 What is limestone mainly made of? Calcium carbonate 12 of 12
Comments
No comments have yet been made