Calcium, Silver, NeptuniumCalcium, Silver, Neptunium

By: Hannah WillsBy: Hannah Wills

CalciumCalcium

atomic number- 20atomic number- 20

atomic mass- 40.078 atomic mass- 40.078

Protons-20Protons-20

Neutrons-20Neutrons-20

Electrons-20 Electrons-20

Calcium Common Naturally Calcium Common Naturally Occurring Isotopes Occurring Isotopes

40- 39.9525940- 39.9525941- 9522741- 9522742- 49.9586142- 49.9586143- 42.9587643- 42.9587645- 44.9561845- 44.9561846- 45.9538946- 45.9538947- 46.9545447- 46.9545448- 47.9525348- 47.95253

To find the atomic mass…To find the atomic mass…

40- (39.962590983) (.6941) +40- (39.962590983) (.6941) +41- (40.962278062) (0) +41- (40.962278062) (0) +42- (41.958618014) (0.6470+42- (41.958618014) (0.6470+43- (44.9587618656) (0.135) +43- (44.9587618656) (0.135) +44- (43.955481754) (2.086) +44- (43.955481754) (2.086) +45- (44.956186566) (0) +45- (44.956186566) (0) +46- (45.953692587) (0.004) +46- (45.953692587) (0.004) +47- (46.9454008) (0) +47- (46.9454008) (0) +48- (47.952534177) (0.187)48- (47.952534177) (0.187)

Calcium Bohr ModelCalcium Bohr Model

Full and Abbreviated Electron Full and Abbreviated Electron ConfigurationConfiguration

1s2, 2s2, 2p6, 3s2, 3p6, 4s21s2, 2s2, 2p6, 3s2, 3p6, 4s2

[Ar] 4s2[Ar] 4s2

Information on CalciumInformation on Calcium

Calcium is found in Calcium is found in rocks, chalk, and rocks, chalk, and seashells. It’s found in seashells. It’s found in the bones, muscles, the bones, muscles, and nerves of animals and nerves of animals and humans, as well and humans, as well as, many plants.as, many plants.

Sir Humphrey Davy Sir Humphrey Davy discovered Calcium in discovered Calcium in 1808.1808.

SilverSilver

atomic number-47 atomic number-47

atomic mass- 107.8682 atomic mass- 107.8682

Protons-20Protons-20

Neutrons-61Neutrons-61

Electrons-20Electrons-20

Silver Common Naturally Occurring Silver Common Naturally Occurring IsotopesIsotopes

105- 104.9065105- 104.9065

106- 105.9066106- 105.9066

107- 106.9060107- 106.9060

108- 107.9059108- 107.9059

109- 108.9047109- 108.9047

111- 110.9052111- 110.9052

To find the atomic mass…To find the atomic mass…

105- (104.906528661) (0) +105- (104.906528661) (0) +

106- (105.906668921) (0) +106- (105.906668921) (0) +

107- (106.90509682) (.51839) +107- (106.90509682) (.51839) +

108- (107.905955556) (0) +108- (107.905955556) (0) +

111- (110.905291157) (0)111- (110.905291157) (0)

Silver Bohr ModelSilver Bohr Model

Full and Abbreviated Electron Full and Abbreviated Electron ConfigurationConfiguration

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

[Kr] 5s1, 4d10.[Kr] 5s1, 4d10.

Information about SilverInformation about Silver

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

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

NeptuniumNeptunium

atomic number-93 atomic number-93

atomic mass- 237.0481 atomic mass- 237.0481

Protons-93Protons-93

Neutrons-144Neutrons-144

Electrons-93Electrons-93

Neptunium Common Naturally Neptunium Common Naturally Occurring IsotopesOccurring Isotopes

235- 235.0440235- 235.0440

236- 236.0465236- 236.0465

237- 237.0481237- 237.0481

To find atomic mass…To find atomic mass…

40- (39.962590983) (.6941) +40- (39.962590983) (.6941) +41- (40.962278062) (0) +41- (40.962278062) (0) +42- (41.958618014) (0.6470+42- (41.958618014) (0.6470+43- (44.9587618656) (0.135) +43- (44.9587618656) (0.135) +44- (43.955481754) (2.086) +44- (43.955481754) (2.086) +45- (44.956186566) (0) +45- (44.956186566) (0) +46- (45.953692587) (0.004) +46- (45.953692587) (0.004) +47- (46.9454008) (0) +47- (46.9454008) (0) +48- (47.952534177) (0.187)48- (47.952534177) (0.187)

Neptunium Bohr Model Neptunium Bohr Model

Full and abbreviated electron Full and abbreviated electron configuration for Neptuniumconfiguration for Neptunium

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

[Rn] 5f4, 6d2, 7s2.[Rn] 5f4, 6d2, 7s2.

Information about NeptuniumInformation about Neptunium

Neptunium is an Neptunium is an artificial chemical artificial chemical element.element.

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