Name of Element Symbol Z A Protons Neutrons Electrons N 15 Calcium 42 38 50 14 16

Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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5. Complete the following table:
Name of
Element
Symbol
Protons
Neutrons
Electrons
N.
15
Calcium
42
38
50
14
16
56
138
Transcribed Image Text:5. Complete the following table: Name of Element Symbol Protons Neutrons Electrons N. 15 Calcium 42 38 50 14 16 56 138
Expert Solution
Step 1

An element is represented by ZAX, where Z is atomic number which is also equal to number of proton, A is mass number and X is symbol of the element.

Mass number (A) = Number of protons (Z) + Number of neutrons.

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