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august 21, 2009




                         Grunnstoff

Hva er et grunnstoff?
      Et grunnstoff er et stoff som består av kun en type atomer




Hva avgjør om et stoff er
                                                        Hvis et stoff er satt sammen av flere atomer
et grunnstoff eller en                                  er det en kjemisk forbindelse

kjemisk forbindelse?

Hvor mange naturlige
atomer finnes?
Hva menes med naturlige                                  Naturlige atomer er atomer som finnes i
atomer?                                                  naturen. Resten er lagd av mennesker
august 21, 2009




Hvilke av stoffene er grunnstoff?
               H
                   2
H O
 2
                        C6H12O6
He
                S
CO
                             NaCl
august 21, 2009




                  Hva består atomer av?




Protoner og nøytroner befinner seg inne kjernen.
Elektroner går i bane rundt.
august 21, 2009




1                                                                                                                                                                                                                                                 2
     H                                                                                                                                                                                                                                             He
Hydrogen                                                Karbon har:                                                                                                                                                                                   Helium

                                                        Atomnummer 6.
3             4                                                                                          5                                                                          6              7               8               9              10
                                                        Antall protoner: 6
 Li            Be                                       Antall elektroner: 6 (hvis det ikke er et ion)
                                                                                                            B                                                                            C              N               O               F          Ne
    Lithium   Beryllium                                                                                    Boron                                                                        Carbon         Nitrogen        Oxygen       Fluorine           Neon
                                                        Antall nøytroner: ? (Dette kan vi ikke se ut fra
11            12                                        atomnummer. Dere skal lære å finne dette antalle 13                                                                         14             15              16              17             18
Na            Mg                                        senere.)                                           Al                                                                            Si             P                S             Cl             Ar
 Sodium       Magnesium                                                                                                                                               Aluminium      Silicon      Phosphorus            Sulfur         Chlorine       Argon


19            20           21            22             23            24           25           26           27             28            29            30            31            32             33              34              35             36
    K          Ca           Sc             Ti             V            Cr           Mn           Fe            Co             Ni           Cu            Zn            Ga               Ge             As              Se          Br              Kr
Potassium      Calcium     Scandium       Titanium      Vanadium      Chromium     Manganese          Iron     Cobalt            Nickel    Copper            Zinc      Gallium      Germanium       Arsenic        Selenium         Bromine           Krypton


37            38           39            40             41            42           43           44           45             46            47            48            49            50             51              52              53             54
Rb                Sr         Y             Zr            Nb           Mo             Tc          Ru           Rh             Pd           Ag            Cd              In              Sn             Sb              Te                I            Xe
Rubidium      Strontium      Yttrium      Zirconium      Niobium     Molybdenum    Technetium   Ruthenium     Rhodium       Palladium          Silver   Cadmium        Indium            Tin        Antimony       Tellurium           Iodine         Xenon


55            56           57            72             73            74           75           76           77             78            79            80            81            82             83              84              85             86
 Cs            Ba           La             Hf             Ta            W           Re           Os                Ir         Pt          Au            Hg              Tl              Pb             Bi              Po              At          Rn
 Cesium           Barium   Lanthanum      Hafnium        Tantalum     Tungsten     Rhenium       Osmium           Iridium   Platinum           Gold     Mercury       Thallium           Lead          Bismuth     Polonium         Astatine          Radon


87            88           89            104            105          106           107          108          109
    Fr         Ra           Ac             Rf            Db            Sg           Bh           Hs           Mt
Francium       Radium       Actinium   Rutherfordium     Dubnium     Seaborgium     Bohrium     Hassium      Meitnerium




                            58            59             60           61            62          63            64            65            66            67            68             69             70             71
                             Ce               Pr          Nd           Pm            Sm              Eu       Gd              Tb               Dy            Ho            Er           Tm             Yb           Lu
                             Cerium Praseodymium         Neodymium    Promethium    Samarium     Europium    Gadolinium      Terbium      Dysprosium     Holmium           Erbium       Thulium        Ytterbium       Lutetium


                            90            91             92           93            94          95            96            97            98            99            100            101            102            103
                             Th               Pa              U         Np              Pu       Am Cm                        Bk               Cf            Es        Fm               Md              No              Lr
                            Thorium      Protactinium     Uranium     Neptunium     Plutonium   Americium     Curium        Berkelium     Californium   Einsteinium    Fermium      Mendelevium        Nobelium    Lawrencium
august 21, 2009




           6 protoner

Karbon     6 elektroner
           C
Natrium    1 Nøytron
           11 protoner
Hydrogen
            H O
 Neon        2
           1 proton og elektron
           Atomnummer 10

           Atomnummer 11

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Slideshareversjon

  • 1. august 21, 2009 Grunnstoff Hva er et grunnstoff? Et grunnstoff er et stoff som består av kun en type atomer Hva avgjør om et stoff er Hvis et stoff er satt sammen av flere atomer et grunnstoff eller en er det en kjemisk forbindelse kjemisk forbindelse? Hvor mange naturlige atomer finnes? Hva menes med naturlige Naturlige atomer er atomer som finnes i atomer? naturen. Resten er lagd av mennesker
  • 2. august 21, 2009 Hvilke av stoffene er grunnstoff? H 2 H O 2 C6H12O6 He S CO NaCl
  • 3. august 21, 2009 Hva består atomer av? Protoner og nøytroner befinner seg inne kjernen. Elektroner går i bane rundt.
  • 4. august 21, 2009 1 2 H He Hydrogen Karbon har: Helium Atomnummer 6. 3 4 5 6 7 8 9 10 Antall protoner: 6 Li Be Antall elektroner: 6 (hvis det ikke er et ion) B C N O F Ne Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Antall nøytroner: ? (Dette kan vi ikke se ut fra 11 12 atomnummer. Dere skal lære å finne dette antalle 13 14 15 16 17 18 Na Mg senere.) Al Si P S Cl Ar Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon 55 56 57 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Cesium Barium Lanthanum Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury Thallium Lead Bismuth Polonium Astatine Radon 87 88 89 104 105 106 107 108 109 Fr Ra Ac Rf Db Sg Bh Hs Mt Francium Radium Actinium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium 58 59 60 61 62 63 64 65 66 67 68 69 70 71 Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium 90 91 92 93 94 95 96 97 98 99 100 101 102 103 Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium
  • 5. august 21, 2009 6 protoner Karbon 6 elektroner C Natrium 1 Nøytron 11 protoner Hydrogen H O Neon 2 1 proton og elektron Atomnummer 10 Atomnummer 11