Write the atomic symbol for each of the following: (4.5) a....

Write the atomic symbol for each of the following: (4.5)
a. an atom with 47 protons and mass number of 107
b. an atom with 74 protons and 110 neutrons
c. an atom with atomic number 70 and 100 neutrons
d. an atom with 50 electrons and 70 neutrons

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Key Concepts

Atomic Number

The atomic number represents the number of protons in the nucleus of an atom and uniquely identifies the element. It is essential in determining the chemical properties of an element and is usually written as a subscript in the atomic symbol.

Mass Number

The mass number is the total count of protons and neutrons in an atom’s nucleus. This number is crucial for distinguishing between isotopes of the same element and is typically written as a superscript in the atomic symbol.

Neutron Calculation

The number of neutrons in an atom can be determined by subtracting the atomic number (the number of protons) from the mass number. Neutron calculations are important for understanding the stability and isotope composition of an element.

Atomic Symbol

The atomic symbol is a shorthand notation for an element that incorporates information about both the element’s identity (through its chemical symbol) and its isotopic composition (through its atomic number and mass number). This symbolic representation helps in quickly conveying detailed atomic information in a concise format.

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