What Was the Predicted Formula for the Oxide of Eka-Aluminum

question 5

Multiple Choice

What was the predicted formula for the oxide of eka-aluminum (gallium) ?

• A) XO₂
• B) X₂O
• C) XO
• D) X₂O₃

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Definitions:

Fight-Or-Flight Response

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival.

Social Support

The assistance and comfort received from friends, family, and others, acting as a buffer against adverse life events and stress.

Stress Hormones

Hormones, including cortisol and adrenaline, that are released into the body in response to stress, affecting the body's metabolism and immune response.

Epinephrine

A hormone and neurotransmitter also known as adrenaline, crucial for the body's fight-or-flight response, increasing heart rate, and elevating blood sugar levels.