Concept explainers
(a)
Interpretation: The given equation for nuclear reaction needs to be balanced.
Concept Introduction: Nuclear reactions can be expressed similarly to that of chemical equations. The transformations of particles follow certain conservation laws. In balance a
Mass number and proton number of alpha particle is 4 and 2 respectively.
(a)
Answer to Problem 15A
The balanced nuclear equation:
Explanation of Solution
Let the atomic numbers and mass number of the missing element is
Total atomic number on right side of the equation is
According to conservation of atomic number,
Atomic number 86 corresponds to Radium.
Similarly, total mass number on right side of the equation is
The balanced nuclear equation:
(b)
Interpretation: The given equation for nuclear reaction needs to be balanced.
Concept Introduction: Nuclear reactions can be expressed similarly to that of chemical equations. The transformations of particles follow certain conservation laws. In balance a nuclear equation, the atomic numbers and mass number of all species on either side of the arrow must be equal.
Mass number and proton number of alpha particle is 4 and 2 respectively.
(b)
Answer to Problem 15A
The balanced nuclear equation:
Explanation of Solution
Let the atomic numbers and mass number of the missing element is
Total atomic number on right side of the equation is
According to conservation of atomic number,
Atomic number 84 corresponds to Polonium.
Similarly, total mass number on right side of the equation is
The balanced nuclear equation:
(c)
Interpretation: The given equation for nuclear reaction needs to be balanced.
Concept Introduction: Nuclear reactions can be expressed similarly to that of chemical equations. The transformations of particles follow certain conservation laws. In balance a nuclear equation, the atomic numbers and mass number of all species on either side of the arrow must be equal.
Mass number and proton number of alpha particle is 4 and 2 respectively.
(c)
Answer to Problem 15A
The balanced nuclear equation:
Explanation of Solution
Let the atomic numbers and mass number of the missing element is
Total atomic number on right side of the equation is
According to conservation of atomic number,
Atomic number 92 corresponds to Uranium.
Similarly, total mass number on right side of the equation is
The balanced nuclear equation:
(d)
Interpretation: The given equation for nuclear reaction needs to be balanced.
Concept Introduction: Nuclear reactions can be expressed similarly to that of chemical equations. The transformations of particles follow certain conservation laws. In balance a nuclear equation, the atomic numbers and mass number of all species on either side of the arrow must be equal.
Mass number and proton number of alpha particle is 4 and 2 respectively.
(d)
Answer to Problem 15A
The balanced nuclear equation:
Explanation of Solution
Let the atomic numbers and mass number of the missing element is
Total atomic number on right side of the equation is
According to conservation of atomic number,
Atomic number 2 corresponds to Helium.
Similarly, total mass number on right side of the equation is
The balanced nuclear equation:
Chapter 19 Solutions
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