What Is the Symbol for the Ion with 19 Protons

question 64

Multiple Choice

What is the symbol for the ion with 19 protons and 18 electrons?

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Definitions:

Distribution

In statistics, a distribution is a function that shows the possible values for a variable and how often they occur.

Correlation Coefficient

A numerical index that gauges the intensity and orientation of the linkage between a pair of variables.

Scatter Diagram

A graphical representation that displays the relationship between two quantitative variables using Cartesian coordinates to display values for typically a set of data.

Least Squares Line

A straight line that best fits the data points of a scatter plot, minimizing the sum of the squares of the vertical distances of the points from the line.