EP GENERAL CHEMISTRY-MOD.MASTERINGCHEM.
11th Edition
ISBN: 9780133897340
Author: Petrucci
Publisher: PEARSON CO
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Chapter 25, Problem 83SAE
Interpretation Introduction
Interpretation:
The largest value of most radioactive of the isotopes of an element is to be determined.
Concept introduction:
Radioactive decay is defined as the process in which the unstable atomic nucleus release their energy in the form of emitted particle or
The isotopes of atoms are determined by the same number of protons but have a different number of neutrons in their nucleus.
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Nuclei differ in their stability, and some are so unstable thatthey undergo radioactive decay. The ratio of the number of neutrons to number of protons (N/Z) in a nucleus correlateswith its stability. Calculate the N/Zratio for (a) ¹⁴⁴Sm; (b) ⁵⁶Fe;(c) ²⁰Ne; (d) ¹⁰⁷Ag. (e) The radioactive isotope ²³⁸U decays ina series of nuclear reactions that includes another uranium isotope,²³⁴U, and three lead isotopes, ²¹⁴Pb, ²¹⁰Pb, and ²⁰⁶Pb. How manyneutrons, protons, and electrons are in each of these five isotopes?
Write the nuclide notation, including charge if applicable, for atoms with the following characteristics:(a) 25 protons, 20 neutrons, 24 electrons(b) 45 protons, 24 neutrons, 43 electrons(c) 53 protons, 89 neutrons, 54 electrons(d) 97 protons, 146 neutrons, 97 electrons
The table to the right gives the number of protons (p)and neutrons (n) for four isotopes. (a) Write the symbolfor each of the isotopes. (b) Which of the isotopesis most likely to be unstable? (c) Which of the isotopesinvolves a magic number of protons and/or neutrons?(d) Which isotope will yield potassium-39 following positronemission?
Chapter 25 Solutions
EP GENERAL CHEMISTRY-MOD.MASTERINGCHEM.
Ch. 25 - Prob. 1ECh. 25 - Prob. 2ECh. 25 - Prob. 3ECh. 25 - Prob. 4ECh. 25 - Prob. 5ECh. 25 - Prob. 6ECh. 25 - Prob. 7ECh. 25 - Prob. 8ECh. 25 - Prob. 9ECh. 25 - Prob. 10E
Ch. 25 - Prob. 11ECh. 25 - Prob. 12ECh. 25 - Prob. 13ECh. 25 - Prob. 14ECh. 25 - Prob. 15ECh. 25 - Prob. 16ECh. 25 - Prob. 17ECh. 25 - Prob. 18ECh. 25 - Prob. 19ECh. 25 - Prob. 20ECh. 25 - Prob. 21ECh. 25 - Prob. 22ECh. 25 - Prob. 23ECh. 25 - Prob. 24ECh. 25 - Prob. 25ECh. 25 - Prob. 26ECh. 25 - Prob. 27ECh. 25 - Prob. 28ECh. 25 - Prob. 29ECh. 25 - Prob. 30ECh. 25 - Prob. 31ECh. 25 - Prob. 32ECh. 25 - Prob. 33ECh. 25 - Prob. 34ECh. 25 - Prob. 35ECh. 25 - Prob. 36ECh. 25 - Prob. 37ECh. 25 - Prob. 38ECh. 25 - Prob. 39ECh. 25 - Prob. 40ECh. 25 - Prob. 41ECh. 25 - Prob. 42ECh. 25 - Prob. 43ECh. 25 - Prob. 44ECh. 25 - Prob. 45ECh. 25 - Prob. 46ECh. 25 - Prob. 47ECh. 25 - Prob. 48ECh. 25 - Prob. 49ECh. 25 - Prob. 50ECh. 25 - Prob. 51ECh. 25 - Prob. 52ECh. 25 - Prob. 53ECh. 25 - Prob. 54ECh. 25 - Prob. 55ECh. 25 - Prob. 56ECh. 25 - Prob. 57IAECh. 25 - Prob. 58IAECh. 25 - Prob. 59IAECh. 25 - Prob. 60IAECh. 25 - Prob. 61IAECh. 25 - Prob. 62IAECh. 25 - Prob. 63IAECh. 25 - Prob. 64IAECh. 25 - Prob. 65IAECh. 25 - Prob. 66IAECh. 25 - Prob. 67IAECh. 25 - Prob. 68IAECh. 25 - Prob. 69IAECh. 25 - Prob. 70IAECh. 25 - Prob. 71IAECh. 25 - Prob. 72FPCh. 25 - Prob. 73FPCh. 25 - Radioactive decay and mass spectrometry are often...Ch. 25 - Prob. 75SAECh. 25 - Prob. 76SAECh. 25 - Prob. 77SAECh. 25 - Prob. 78SAECh. 25 - Prob. 79SAECh. 25 - Prob. 80SAECh. 25 - Prob. 81SAECh. 25 - Prob. 82SAECh. 25 - Prob. 83SAECh. 25 - Prob. 84SAECh. 25 - Prob. 85SAECh. 25 - Prob. 86SAECh. 25 - Prob. 87SAECh. 25 - Prob. 88SAECh. 25 - Prob. 89SAECh. 25 - Prob. 90SAECh. 25 - Prob. 91SAECh. 25 - Prob. 92SAECh. 25 - Prob. 93SAE
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