Elements that appear in the same column of the periodic table often share similar chemical properties. In the case of the + alkaline earth metals, this is troublesome since the body treats calcium (necessary for proper bone growth) and radium (a radioactive element) as chemically similar, storing both in + bone marrow. The radium then bombards nearby bone cells with alpha particles, causing them to "crumble." Ionized isotope Radium poisoning investigations often center on the identification of radium and its isotopes in bone samples using a mass spectrometer. Pictured is a schematic of a simplified + mass spectrometer that shows the paths of calcium isotopes, barium (another alkaline earth metal) isotopes, and radium isotopes entering the chamber. The region shown is immersed in a constant magnetic field of 0.552 T pointing out of the + A -AV→ plane of the schematic. Motion of the positively-charged isotopes toward the right was initiated by a potential C difference of 2155 V on the two plates shown. D Detector E F G Using the data shown in the table, calculate the path radius of the Ca+ ion. Ca+ path radius: Mass Charge Isotope |(x10-25 kg) (×10-19 C) Ca+ 0.666 +1.602 Ca²+ 0.666 +3.204 Bat 2.28 +1.602 Ba2+ 2.28 +3.204 Ra+ 3.75 +1.602 Ra2+ 3.75 +3,204 Ra³+ 3.75 +4.806 Using the same data table, match the particles to their Path A Answer Bank path label. Path B Ca²+ Ba* Ra+ Path C Ra2+ Ra+ Ba2+ Path D Path E Ca* Path F Path G + + +
Elements that appear in the same column of the periodic table often share similar chemical properties. In the case of the + alkaline earth metals, this is troublesome since the body treats calcium (necessary for proper bone growth) and radium (a radioactive element) as chemically similar, storing both in + bone marrow. The radium then bombards nearby bone cells with alpha particles, causing them to "crumble." Ionized isotope Radium poisoning investigations often center on the identification of radium and its isotopes in bone samples using a mass spectrometer. Pictured is a schematic of a simplified + mass spectrometer that shows the paths of calcium isotopes, barium (another alkaline earth metal) isotopes, and radium isotopes entering the chamber. The region shown is immersed in a constant magnetic field of 0.552 T pointing out of the + A -AV→ plane of the schematic. Motion of the positively-charged isotopes toward the right was initiated by a potential C difference of 2155 V on the two plates shown. D Detector E F G Using the data shown in the table, calculate the path radius of the Ca+ ion. Ca+ path radius: Mass Charge Isotope |(x10-25 kg) (×10-19 C) Ca+ 0.666 +1.602 Ca²+ 0.666 +3.204 Bat 2.28 +1.602 Ba2+ 2.28 +3.204 Ra+ 3.75 +1.602 Ra2+ 3.75 +3,204 Ra³+ 3.75 +4.806 Using the same data table, match the particles to their Path A Answer Bank path label. Path B Ca²+ Ba* Ra+ Path C Ra2+ Ra+ Ba2+ Path D Path E Ca* Path F Path G + + +
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Transcribed Image Text:Elements that appear in the same column of the periodic table
often share similar chemical properties. In the case of the
alkaline earth metals, this is troublesome since the body treats
calcium (necessary for proper bone growth) and radium (a
radioactive element) as chemically similar, storing both in
bone marrow. The radium then bombards nearby bone cells
with alpha particles, causing them to "crumble."
Ionized
isotope
Radium poisoning investigations often center on the
identification of radium and its isotopes in bone samples using
a mass spectrometer. Pictured is a schematic of a simplified
mass spectrometer that shows the paths of calcium isotopes,
barium (another alkaline earth metal) isotopes, and radium
A
isotopes entering the chamber. The region shown is immersed
in a constant magnetic field of 0.552 T pointing out of the
+AV→
В
plane of the schematic. Motion of the positively-charged
isotopes toward the right was initiated by a potential
difference of 2155 V on the two plates shown.
Detector
E
F
G
Using the data shown in the table, calculate the path radius of
the Ca+ ion.
Ca+ path radius:
m
Mass
Charge
Isotope
(x10-25 kg) (x10-19 C)|
Ca+
0.666
+1.602
Ca?+
0.666
+3.204
Ba+
2.28
+1.602
Ba2+
2.28
+3.204
Ra+
3.75
+1.602
Ra2+
3.75
+3.204
Ra3+
3.75
+4.806
Using the same data table, match the particles to their
Path A
Answer Bank
path label.
Path B
Ca2+
Bat
Ra3+
Path C
Ra2+
Ra+
Ba2+
Path D
Path E
Ca+
Path F
Path G
+ + + + + + + + +
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