Now let's examine a portion of the chart. Black dots represent stable nuclei, red unstable but existing nuclei. Which elements seem to have more stable isotopes? O even numbered elements O odd numbered elements Submit Consider beta emission. mE -8+1R In which direction would a nucleus move on the chart if it were to undergo beta emission? O up to the left O up to the right O down to the left O down to the right Submit Beta decay represents converting a neutron into a proton.

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Now let's examine a portion of the chart. Black dots represent stable nuclei, red unstable but existing nuclei. Which elements seem to have more stable isotopes?
O even numbered elements
O odd numbered elements
Submit
Consider beta emission.
mE -8+1R
In which direction would a nucleus move on the chart if it were to undergo beta emission?
O up to the left
O up to the right
O down to the left
O down to the right
Submit
Beta decay represents converting a neutron into a proton.
"E -8+1R
For what types of unstable nuclei (compared with those on the island of stability) will this form of radioactivity be most likely to occur?
O those with excess neutrons
O those with not enough neutrons
Submit
Transcribed Image Text:Now let's examine a portion of the chart. Black dots represent stable nuclei, red unstable but existing nuclei. Which elements seem to have more stable isotopes? O even numbered elements O odd numbered elements Submit Consider beta emission. mE -8+1R In which direction would a nucleus move on the chart if it were to undergo beta emission? O up to the left O up to the right O down to the left O down to the right Submit Beta decay represents converting a neutron into a proton. "E -8+1R For what types of unstable nuclei (compared with those on the island of stability) will this form of radioactivity be most likely to occur? O those with excess neutrons O those with not enough neutrons Submit
VISUALIZATION
Modes of Radioactive Decay
140
130
120
110
100
90
80
70
= 1
60
50
• Stable
Radioactive
40
30
20
10
10
20
30
40
50
60
70
80 90
100
Number of protons (Z)
Consider the plot of stable and radioactive nuclei. For nuclei of low atomic number (20 or less), which of the following describes the relative number of protons and neutrons in the nuclei that exist?
O they are about equal
O there are more protons than neutrons
O there are more neutrons than protons
Submit
For heavier nuclei (Z > 40), which of the following describes the relative number of protons and neutrons in the nuclei that exist?
O they are about equal
O there are more protons than neutrons
O there are more neutrons than protons
Submit
Number of neutrons (N)
Transcribed Image Text:VISUALIZATION Modes of Radioactive Decay 140 130 120 110 100 90 80 70 = 1 60 50 • Stable Radioactive 40 30 20 10 10 20 30 40 50 60 70 80 90 100 Number of protons (Z) Consider the plot of stable and radioactive nuclei. For nuclei of low atomic number (20 or less), which of the following describes the relative number of protons and neutrons in the nuclei that exist? O they are about equal O there are more protons than neutrons O there are more neutrons than protons Submit For heavier nuclei (Z > 40), which of the following describes the relative number of protons and neutrons in the nuclei that exist? O they are about equal O there are more protons than neutrons O there are more neutrons than protons Submit Number of neutrons (N)
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