Which of the Following Is Correct for the Second Period

question 29

Multiple Choice

Which of the following is correct for the second period element in Group 5A/15?
Atomic Number Chemical Symbol Atomic mass

• A)38 Sr 87.62
• B)15 P 30.97
• C)30.97 P 15
• D)7 N 14.01
• E)14.01 N 7

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Definitions:

Theoretical Approach

An organized set of principles and ideas intended to explain specific phenomena or guide research and practice in a particular field.

Functionalism

A theoretical framework in sociology that focuses on how the various parts of society contribute to the overall stability and functionality of the system.

Darwin

Charles Darwin, a 19th-century naturalist best known for his contributions to the science of evolution, proposing that species evolve over time through natural selection.

Evolutionary Theory

A scientific explanation of the diversity of life on Earth, stating that species change over time through processes like natural selection and genetic mutation.