(a)
Interpretation : The number of neutrons present in each of the elements is to be identified.
Concept Introduction :
The formula to calculate the number of neutrons is given as:
(a)
Answer to Problem 18SP
The neutrons present in
Explanation of Solution
The count of protons present in the nucleus of the atom gives the
The count of protons and neutrons present in the nucleus of the atom gives the mass number (A).
The general representation
Where,
The number of neutrons in an element is the difference between the mass number and the number of protons in an element.
The formula to calculate the number of neutrons is given as
In the given element
Substitute the values in the above formula to calculate the number of neutrons.
The number of neutrons in
(b)
Interpretation : The number of neutrons present in each of the elements is to be identified.
Concept Introduction :
The formula to calculate the number of neutrons is given as:
(b)
Answer to Problem 18SP
The neutrons present in
Explanation of Solution
The count of protons present in the nucleus of the atom gives the atomic number (Z).
The count of protons and neutrons present in the nucleus of the atom gives the mass number (A).
The general representation symbol of an element is given as
Where,
The number of neutrons in an element is the difference between the mass number and the number of protons in an element.
The formula to calculate the number of neutrons is given as:
In the given element
Substitute the values in the above formula to calculate the number of neutrons.
The number of neutrons in
(c)
Interpretation : The number of neutrons present in each of the elements is to be identified.
Concept Introduction :
The formula to calculate the number of neutrons is given as:
(c)
Answer to Problem 18SP
The neutrons present in
Explanation of Solution
The count of protons present in the nucleus of the atom gives the atomic number (Z).
The count of protons and neutrons present in the nucleus of the atom gives the mass number (A).
The general representation symbol of an element is given as
Where,
The number of neutrons in an element is the difference between the mass number and the number of protons in an element.
The formula to calculate the number of neutrons is given as:
In the given element
Substitute the values in the above formula to calculate the number of neutrons.
The number of neutrons in
(d)
Interpretation : The number of neutrons present in each of the elements is to be identified.
Concept Introduction :
The formula to calculate the number of neutrons is given as:
(d)
Answer to Problem 18SP
The neutrons present in
Explanation of Solution
The count of protons present in the nucleus of the atom gives the atomic number (Z).
The count of protons and neutrons present in the nucleus of the atom gives the mass number (A).
The general representation symbol of an element is given as
Where,
The number of neutrons in an element is the difference between the mass number and the number of protons in an element.
The formula to calculate the number of neutrons is given as:
In the given element
Substitute the values in the above formula to calculate the number of neutrons.
The number of neutrons in
Chapter 4 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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