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33 Cards in this Set
- Front
- Back
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Matter Is?
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Anything with mass
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All matter is made up of?
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Atoms
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Elements are
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Substances that are made of single types of atoms and cant be seperated by chemical
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Pure substances are?
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one type of substance, fixed composition and cant be seperated by physical process
Elements and compounds |
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Compounds
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can seperate into simpler substances by chemical means
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Mixtures are
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two or more substances variable composition and can be seperated by physical
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Homogeneous mixture is
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uniformed composistion
NaCl, H2O |
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Heterogeneous mixtures are
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Nonuniformed compositions like pizza
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Periods/
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Periods go across the periodic table
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Groups
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go down the periodic tabel
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Iron (Fe)responsible for
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formation of blood
too little anemia |
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Copper (Cu) responsible for
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necessaryin many enzyme systems, growth
too little decreased white cell count and bone demineral |
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Zinc (zn) responsible for
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amino acid metabolism,enery production, enzyme system
too little retards growthand bone formation |
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Manganese (Mn) responsible for
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collagen formation, CNS, Fat and carb metabolism,Blood clotting too little abnormal skeleton growth impared CNS
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Iodine (I) responsible for
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Thyroid gland too little hypothyroidism Goiter Cretinism
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Fluorine (F)responsible for
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tooth formation and retention of calcium. too little dental cavities
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Property traits that can be measured are?
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Density, Taste, Color, Odor, Hardness, Melting point, Boiling point.
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Who started to arrange the elements based on their properties and became Father of the periodic table?
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Dmitri Mendeleev
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Who did the Gold foil experiment and proved an atom is mostly empty space?
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Rutherford
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The atomic number is also the number of what?
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protons
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how many electrons in each level?
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1st level 2, 2nd level, 8 third level 18 4th level 32
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Periodic Law is?
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as the atomic number increases (or protons) so does it reactivity
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The valance number determines many what?
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trait of an atom
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When measuring Volume what methods are used?
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Gallon Liter Cubic Meter (M3)
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when measuring Mass what methods are used?
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Stone Gram kilogram
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Explain the Kelvin system?
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Kelvin has no degrees because it is based on zero and at zero no energy is measured
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Kilo means what and how is it written?
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one thousand 1000
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deci
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one tenth 0.1
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centi
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one-hundredth 0.01
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milli
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one-thousandth 0.001
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micro
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one millionth 0.000001 10-6
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nano
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one billionth 0.000000001 10-9
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what are the trace elements
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Fe, Mn, Cu, Zn, I, F
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