Date Physical Science Final Review All highloghted items are optional 1 List the three subatomic particles tell where they are

Question

Date Physical Science Final Review All highloghted items are optional 1 List the three subatomic particles tell where they are found and what charge they have Particle location charge Neutral Neutron Name Proton pt Electron 2 Label the parts of the beryllium Be atom to the right 3 What is an isotope 4 How are the elements arranged in the periodic table protons and eletrons if neutral 5 electrons determine how an atom will react 6 What does the atomic number tell you 7 How do you find the number of neutrons an atom of an element would have 8 What are valence electrons and how do you find out how many valence electrons an element has a Mg 24 b Mg 26 c N 15 d 0 18 no 9 Give the number of protons neutrons and electrons in the following isotopes of protons of neutrons of electrons 23 Na K F e Si 30 f S 34 10 Complete the table There is enough information given for each element to determine all missing numbers Symbol Atomic Mass Number Number of Number of Protons Number Electrons 1311 36S O nucleus Positive 1 nucleus Ele tron cloud in energy levels Negative 20 50 1 40 41 109 2 47 19 18 50 46 1 Number of Neutrons 10 72

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