What Is the Symbol of the Element in Group 4A

question 26

Multiple Choice

What is the symbol of the element in Group 4A (14) and Period 2?

• A)Be
• B)Mg
• C)Ca
• D)C
• E)Si

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Definitions:

Bronchovesicular Breath Sounds

Normal breath sounds heard over the central chest or back, indicating air moving through the larger airways.

Heart Sound

The sounds produced by the closing of heart valves and the flow of blood through the heart, often assessed with a stethoscope.

Patellar Reflex

A reflex action of the leg resulting from a sharp tap on the patellar tendon, used to test the nervous system's response.

Reflex

An involuntary and nearly instantaneous movement in response to a stimulus.