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First 20 Elements in the Periodic Table

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Presentation on theme: "First 20 Elements in the Periodic Table"— Presentation transcript:

1 First 20 Elements in the Periodic Table
Bohr Models First 20 Elements in the Periodic Table

2 Hydrogen Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

3 Hydrogen 1 p 0 n Atomic #: ___1____ Atomic Mass: __1___
Protons: ____1_____ Neutrons: ____0_____ Electrons: __1____ Number of ve-: ____1____ Number of Shells:_1___ 1 p 0 n

4 Helium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

5 Notice how the valence electrons are paired up!
Helium Atomic #: ____2__ Atomic Mass: ___4_ Protons: __2___ Neutrons: __2___ Electrons: __2____ Number of ve-: ___2____ Number of Shells:__1__ 2 p 2 n Notice how the valence electrons are paired up!

6 Lithium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

7 Lithium 3 p 4 n Remember…S1 = 2 ve Atomic #: _____3____
Atomic Mass: ___7___ Protons: ____3____ Neutrons: ___4____ Electrons: ___3_____ Number of ve-: ___1__ Number of Shells:__2___ Remember…S1 = 2 ve 3 p 4 n

8 Berryllium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

9 Beryllium 4 p 5 n Atomic #: __4_____ Atomic Mass: __9____
Protons: ___4______ Neutrons: ___5_____ Electrons: ___4_____ Number of ve-: __2____ Number of Shells:___2___ 4 p 5 n

10 Boron Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

11 Boron 5 p 6 n Atomic #: _____5_____ Atomic Mass: ___11____
Protons: ____5_____ Neutrons: ___6_____ Electrons: ____5_____ Number of ve-:___3__ Number of Shells:___2__ 5 p 6 n

12 Carbon Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

13 Carbon 6 p 6 n Atomic #: ____6_____ Atomic Mass: ___12____
Protons: ___6______ Neutrons: _____6_____ Electrons: ____6______ Number of ve-: ____4_____ Number of Shells:__2_____ 6 p 6 n

14 Nitrogen Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

15 Nitrogen 7 p 7 n Atomic #: ____7____ Atomic Mass: ___14____
Protons: _____7_______ Neutrons: ___7_____ Electrons: ___7____ Number of ve-: ____5_____ Number of Shells:____2____ 7 p 7 n

16 Oxygen Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

17 Oxygen 8 p 8 n Atomic #: ___8____ Atomic Mass: ___16_____
Protons: _____8_____ Neutrons: ___8_____ Electrons: ___8___ Number of ve-: _____6___ Number of Shells:____2__ 8 p 8 n

18 Fluorine Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

19 Fluorine 9 p 10 n Atomic #: ____9_____ Atomic Mass: ___19____
Protons: ____9____ Neutrons: _____10____ Electrons: _____9_____ Number of ve-: ___8__ Number of Shells:___2_ 9 p 10 n

20 Neon Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

21 Neon 10 p 10 n Atomic #: ____10___ Atomic Mass: ____20____
Protons: _____10______ Neutrons: ____10_____ Electrons: ____10___ Number of ve-: ___8____ Number of Shells:__2_____ 10 p 10 n

22 Sodium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

23 Sodium 11 p 12 n Remember…S2 = 8 ve Remember…S1 = 2 ve
Atomic #: ___11_____ Atomic Mass: ___23___ Protons: ______11_____ Neutrons: __12______ Electrons: __11____ Number of ve-: ___1___ Number of Shells:___3__ Remember…S2 = 8 ve Remember…S1 = 2 ve 11 p 12 n

24 Magnesium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

25 Magnesium 12 p 12 n Atomic #: ___12_____ Atomic Mass: __24______
Protons: ____12________ Neutrons: ____12_______ Electrons: ___12_____ Number of ve-: __2____ Number of Shells:__3___ 12 p 12 n

26 Aluminum Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

27 Aluminum 13 p 14 n Atomic #: ___13_____ Atomic Mass: __27______
Protons: ___13________ Neutrons: ____14_______ Electrons: ____13_____ Number of ve-: ___3_____ Number of Shells:____3___ 13 p 14 n

28 Silicon Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

29 Silicon 14 p 14 n Atomic #: _____14__ Atomic Mass: ____28__
Protons: ___14_____ Neutrons: ___14_____ Electrons: __14_______ Number of ve-: ____4__ Number of Shells:__3_____ 14 p 14 n

30 Phosphorous Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

31 Phosphorous 15 p 15 n Atomic #: ___15___ Atomic Mass: __30___
Protons: _____15___ Neutrons: ___15______ Electrons: ___15_______ Number of ve-: _5_____ Number of Shells:___3____ 15 p 15 n

32 Sulfur Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

33 Sulfur 16 p 16 n Atomic #: _____16_____ Atomic Mass: ____32____
Protons: _____16_______ Neutrons: ____16____ Electrons: ____16____ Number of ve-: ____6____ Number of Shells:___3____ 16 p 16 n

34 Chlorine Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

35 Chlorine 17 p 18 n Atomic #: ____17________ Atomic Mass: ___35______
Protons: ____17______ Neutrons: ____18_____ Electrons: ___17______ Number of ve-: __7__ Number of Shells:__3___ 17 p 18 n

36 Argon Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

37 Argon 18 p 22 n Atomic #: ____18______ Atomic Mass: ___40_____
Protons: ____18_____ Neutrons: ___22______ Electrons: ___18_______ Number of ve-: _____8________ Number of Shells:____3___ 18 p 22 n

38 Potassium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

39 Potassium 19 p 20 n Atomic #: ____19_____ Atomic Mass: ___39____
Protons: ___19_____ Neutrons: ___20____ Electrons: ____19______ Number of ve-: ____9____ Number of Shells:__3____ 19 p 20 n

40 Calcium Atomic #: _____________ Atomic Mass: __________
Protons: ______________ Neutrons: _____________ Electrons: _____________ Number of ve-: _____________ Number of Shells:_________

41 Calcium 20 p 20 n Atomic #: _20____ Atomic Mass: ____40____
Protons: __20_____ Neutrons: __20______ Electrons: __20_______ Number of ve-: __10____ Number of Shells:___3____ 20 p 20 n

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