Chemistry 3.0 / 5 based on 1 rating ? ScienceAtomsGCSEAQA Created by: rachmhwCreated on: 21-05-17 16:18 what is the relative charge of a proton? +1 1 of 27 what is the relative charge of a neutron? 0 2 of 27 what is the relative charge of a electron? -1 3 of 27 what is the relative mass of a proton? 1 4 of 27 what is the relative mass of a neutron? 1 5 of 27 what is the relative mass of a electron? 0 (actually 0.0005) 6 of 27 Where is a proton found? in the nucleus 7 of 27 where is a neutron found? in the nucleus 8 of 27 where is an electron found? in the shells surrounding the nucleus 9 of 27 what does relative atomic mass mean? the amount of protons and neutrons 10 of 27 what does atomic (proton) number mean? the amount of protons 11 of 27 if there are 5 protons in an atom, how many electrons are there? there are 5 electrons, this is because the protons and electrons are equal 12 of 27 how do you make an ion? it is when an atom gains or looses an electron 13 of 27 what is ionic bonding? it is the force of attraction between the positively charged ion and the negatively charged ion 14 of 27 what is covalent bonding? a bond formed by the sharing of electrons 15 of 27 what is electronic configuration? the arrangement of electrons around the nucleus into energy levels 16 of 27 how may electrons can the first energy level take up to? 2 electrons 17 of 27 how many electrons can the second energy level take up to? 8 electrons 18 of 27 how many electrons can the third energy level take up to? 8 electrons 19 of 27 what happens when a solid turns into a liquid? it increases in energy 20 of 27 what happens when a liquid turns into a gas? it increases in energy 21 of 27 what happens when a gas turns into a liquid? it decreases in energy 22 of 27 what happens when a liquid turns into a solid? it decreases in energy 23 of 27 complete the sentence: a positively charged ion forms when a - atom - an electron metal and loses 24 of 27 complete the sentence: a negatively charged ion is formed when a - atom - an electron non-metal and gains 25 of 27 how do you form a positively charged sodium atom? the sodium atom loses one electron to form a positively charges sodium ion 26 of 27 what types of bonding hold compounds together? ionic bonding 27 of 27
Comments
No comments have yet been made