Solution Found!
Solved: Identify the element represented by each of the
Chapter , Problem 2.92(choose chapter or problem)
Identify the element represented by each of the following symbols and give the number of protons and neutrons in each:
(a) \({ }_{33}^{74} \mathrm{X}\),
(b) \({ }_{53}^{127} \mathrm{X}\),
(c) \({ }_{63}^{152} \mathrm{X}\),
(d) \({ }_{83}^{209} \mathrm{X}\)
Questions & Answers
QUESTION:
Identify the element represented by each of the following symbols and give the number of protons and neutrons in each:
(a) \({ }_{33}^{74} \mathrm{X}\),
(b) \({ }_{53}^{127} \mathrm{X}\),
(c) \({ }_{63}^{152} \mathrm{X}\),
(d) \({ }_{83}^{209} \mathrm{X}\)
ANSWER:Step 1 of 5
In the symbol of an element (neutral atom) the mass number is shown in the superscript and atomic number is shown in subscript.
Mass number is the sum of the protons and neutrons and the number of protons is equal to the number of electrons.