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Alkaline Earth Metals Family Members: Beryllium, Magnesium, Calcium, Strontium, Barium, and Radium Location: 2nd Column on Periodic Table Creators of Album:

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Presentation on theme: "Alkaline Earth Metals Family Members: Beryllium, Magnesium, Calcium, Strontium, Barium, and Radium Location: 2nd Column on Periodic Table Creators of Album:"— Presentation transcript:

1 Alkaline Earth Metals Family Members: Beryllium, Magnesium, Calcium, Strontium, Barium, and Radium Location: 2nd Column on Periodic Table Creators of Album: Diante, Sarah, Jequan, and Billy

2 Beryllium Meet the Parent: Nicolas-Louis Vauquelin
Birth Place: France in 1798

3 Physical and Chemical Features
1. Gender: Metal 2. 4 Protons, 4 Electrons, 5 Neutrons 3. Density: 1.85 4. Boiling Point: 2471 5. Melting Point: 1287 6. Specific Heat: 1.82 7. Electric Conductivity: 250 CHEMICAL 2 valence electrons Oxidation number +2 Ion Be+2 High Reactivity Compounds: Beryllium Hydroxide – Be(OH)2. Beryllium Sulfate (BeSO4). Beryllium Carbonate (BeCO3)

4 Attributes POSITIVE ATTRIBUTES Beryllium Copper NEGATIVE ATTRIBUTES
Lung Cancer

5 Magnesium Meet the Parent: Joseph Black Birth Place: England in 1755

6 Physical and Chemical Features
1. Gender: Metal 2. 12 Protons, 12 Electrons, 12 Neutrons 3. Density: 1.738 4. Boiling Point: 5. Melting Point: 650.0 6. Specific Heat: 1.023 7. Electric Conductivity: 0.298 CHEMICAL 2 valence electrons Oxidation number: +2 Ion Mg+2 High Reactivity Compounds: Magnesium Hydroxide – Mg(OH)2. Magnesium Chloride (MgCI2). Magnesium peroxide (MgO2)

7 Attributes POSITIVE ATTRIBUTES Airplanes Missiles Bombs Photography
NEGATIVE ATTRIBUTES Dangerous if it is mixed with other substances Can cause explosions, small injuries, nothing major

8 Calcium Meet the Parent: Sir Humphry Davy Birth Place: England in 1808

9 Physical and Chemical Features
1. Gender: Metal 2. 20 Protons, 20 Electrons, 20 Neutrons 3. Density: 1.54 4. Boiling Point: 1484 5. Melting Point: 842 6. Specific Heat: 0.632 7. Electric Conductivity: 0.298 CHEMICAL 2 valence electrons Oxidation number: +2 Ion Ca+2 Reactivity: High Reactivity Compounds: Calcium Carbonate (CaCO3), Calcium Sulphate (CaSO4), Calcium Oxide (CaO)

10 Attributes POSITIVE ATTRIBUTES
Calcium Carbonate is used to make white paint Cleaning powder, toothpaste, and stomach antacids NEGATIVE ATTRIBUTES Can cause insomnia, anxiety, nervousness, depression, muscle spasms, and high stomach acids.

11 Strontium Meet the Parents: Adair Crawford Birth Place: 1790, Scotland

12 Physical and Chemical Features
Gender: Metal 38 Protons, 38 Electrons, 50 Neutrons 3. Density: 2.54 4. Boiling Point: 1384 5. Melting Point: 769 6. Specific Heat: 0.301 7. Conductor CHEMICAL 2 valence electrons Ion Sr+2 Highly Reactive Compounds: Strontium Chloride (SrCI2), Strontium Carbonate (SrCO3), and Strontium Nitrate (Sr(NO3)2)

13 Attributes POSITIVE ATTRIBUTES Used to make fireworks and flares
By giving them their red bright light Can be seen miles away in any direction NEGATIVE ATTRIBUTES Harmful to humans even in small quantities Toxic and can cause lung cancer

14 Barium Meet the Parents: Sir Humphry Davy
Birth Place: London England in 1808

15 Physical and Chemical Features
1.Gender: Metal 2. 56 Protons, 56 Electrons, 81 Neutrons 3. Density: 3.59 4. Boiling Point: 1897 5. Melting Point: 727 6. Specific Heat: 0.204 7. Electric Conductivity: .03 CHEMICAL 2 Valence Electrons Ba+2 Highly Reactive Compounds: BaCI, BaO2, BaTiO3

16 Attributes POSITIVE ATTRIBUTES NEGATIVE ATTRIBUTES
Barium is used as a getter, a material that combines with and removes trace gases from vacuum tubes Barium Ferrite is made into magnets NEGATIVE ATTRIBUTES Barium is never found free in nature since it reacts with oxygen in the air, forming barium oxide (BaO), and with water, forming barium hydroxide (Ba(OH)2) and hydrogen gas (H2).

17 Radium Meet the Parents: Marie Sklodowska Curie and Pierre Curie
Birth Place: Paris, France in 1898

18 Physical and Chemical Features
1. Gender: Metal 2. 88 Protons, 88 Electrons, 138 Neutrons 3. Density: 5.5 4. Boiling Point: 1536 5. Melting Point: 700 6. Specific Heat: .12 7. Conductor CHEMICAL 2 Valence Electrons Oxidation Number: +2 Ion Ra+2 Highly Reactive Compounds: Radium Oxide (RaO), Radium Bromide (RaBr2), Radium Chloride (RaCI2)

19 Attributes POSITIVE ATTRIBUTES
About one million times more active than uranium NEGATIVE ATTRIBUTES No affects on humans in small doses Higher levels of radium can cause teeth fractures, anaemia, cataract, and even cancer

20 Web Sources http://education.jlab.org/itselemental/ele004.html

21 Sources Continued


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