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Review for ch 4 & 5 • List examples of • Atoms in the same physical properties family have the same # of what type • What mineral property electrons? involves iron? • When does a • What kind of bond phosphorescent involves a transfer of mineral glow? e-? • Is color a good • How many identifier of a mineral? sodium(Na) atoms why/why not? are in NaCl? • Where are e- found in atoms? • What is “streak” of a mineral? • What causes a mineral to be radioactive? • What 2 elements must be present to have a silicate? • What makes up an atoms atomic mass? • When is a mineral fluorescent? • What determines the mass # of an atom? • Density is a ratio of what? • Define chemical properties. • What are chemical bonds? • How are elements arranged on the periodic table? • Define isotope. • What is the atomic #? • What is the hardest mineral on the Mohs hardness scale? • Define luster • List the 4 criteria for determining if a substance is a mineral. • How do the electrons in atoms form chemical bonds? • 2 common elements in Earth’s crust are… • Chatoyancy and asterism are associated with what? • What is Chatoyancy? • In CO2 what does the 2 mean? • The 2 types of chemical bonds are… • Define mineral cleavage • The 2 main groups of minerals are… • What bond forms when electrons are shared between atoms? • Mixtures where substances are uniformly dispersed are what type of mixtures? • What subatomic particle has a mass so small that it is ignored when figuring atomic mass? • How many minerals are considered to be ROCK forming minerals? • Is it a mineral?????? If not, why not? (This is based upon the four questions you should ask found in your notes. • Pencil lead • Plastic • Water • Stainless steel • Sulphur • Ice • Table salt • Volcanic glass • How is Mohs hardness scale useful? Give examples of minerals it can be used to identify. • What are the 7 major properties used to identify minerals? 5 B 10.81 Atomic Number Atomic Symbol Atomic Mass How many protons, neutrons and electrons does this element have?