Calcium, Silver, Neptunium By: Hannah Wills



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tarix02.03.2018
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#29297


Calcium, Silver, Neptunium

  • By: Hannah Wills


Calcium

  • atomic number- 20

  • atomic mass- 40.078

  • Protons-20

  • Neutrons-20

  • Electrons-20



Calcium Common Naturally Occurring Isotopes

  • 40- 39.95259

  • 41- 95227

  • 42- 49.95861

  • 43- 42.95876

  • 45- 44.95618

  • 46- 45.95389

  • 47- 46.95454

  • 48- 47.95253



To find the atomic mass…

  • 40- (39.962590983) (.6941) +

  • 41- (40.962278062) (0) +

  • 42- (41.958618014) (0.6470+

  • 43- (44.9587618656) (0.135) +

  • 44- (43.955481754) (2.086) +

  • 45- (44.956186566) (0) +

  • 46- (45.953692587) (0.004) +

  • 47- (46.9454008) (0) +

  • 48- (47.952534177) (0.187)



Calcium Bohr Model



Full and Abbreviated Electron Configuration

  • 1s2, 2s2, 2p6, 3s2, 3p6, 4s2

  • [Ar] 4s2



Information on Calcium



Silver

  • atomic number-47

  • atomic mass- 107.8682

  • Protons-20

  • Neutrons-61

  • Electrons-20



Silver Common Naturally Occurring Isotopes

  • 105- 104.9065

  • 106- 105.9066

  • 107- 106.9060

  • 108- 107.9059

  • 109- 108.9047

  • 111- 110.9052



To find the atomic mass…

  • 105- (104.906528661) (0) +

  • 106- (105.906668921) (0) +

  • 107- (106.90509682) (.51839) +

  • 108- (107.905955556) (0) +

  • 111- (110.905291157) (0)



Silver Bohr Model



Full and Abbreviated Electron Configuration

  • 1s2 ,2s2 ,2p6 ,3s2 ,3p6 ,4s2 ,3d10, 4p6, 5s1, 4d10.

  • [Kr] 5s1, 4d10.



Information about Silver

  • Silver can be found in igneous and sedimentary ore like galena.

  • No one actually knows who discovered the chemical element Silver, but there is evidence it was known to the ancients.



Neptunium

  • atomic number-93

  • atomic mass- 237.0481

  • Protons-93

  • Neutrons-144

  • Electrons-93



Neptunium Common Naturally Occurring Isotopes

  • 235- 235.0440

  • 236- 236.0465

  • 237- 237.0481



To find atomic mass…

  • 40- (39.962590983) (.6941) +

  • 41- (40.962278062) (0) +

  • 42- (41.958618014) (0.6470+

  • 43- (44.9587618656) (0.135) +

  • 44- (43.955481754) (2.086) +

  • 45- (44.956186566) (0) +

  • 46- (45.953692587) (0.004) +

  • 47- (46.9454008) (0) +

  • 48- (47.952534177) (0.187)



Neptunium Bohr Model



Full and abbreviated electron configuration for Neptunium

  • 1s2, 2s2 ,2p6 ,3s2, 3p6, 4s2 ,3d10, 4p6 ,5s2 ,4d10, 5p6, 6s2, 4f14 ,5d10 6p6, 7s2, 5f4.

  • [Rn] 5f4, 6d2, 7s2.



Information about Neptunium

  • Neptunium is an artificial chemical element.

  • Neptunium was first produced from Edwin M. McMillian and Philip H. Abelson.




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