Acetylene (C₂H₂)is a Small Organic Molecule Used in the Industrial

question 53

Multiple Choice

Acetylene (C₂H₂) is a small organic molecule used in the industrial preparation of many other molecules and also in welding.Acetylene is made from calcium carbide (CaC₂) and water and produces acetylene and calcium hydroxide.Which of the following choices is the correct balanced chemical equation for the preparation of acetylene?

• A) CaC₂ + H₂O → CaO + C₂H₂
• B) CaC₂ + H₂O → Ca(OH)₂ + C₂H₂
• C) CaC₂ + 2 H₂O → Ca(OH)₂ + C₂H₂
• D) CaC₂ + 2 H₂O → CaO + C₂H₂ + H₂O
• E) 2 CaC₂ + H₂O → Ca(OH)₂ + 2 C₂H₂

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Physiological Process

Biological functions and activities occurring within living organisms to maintain life, such as respiration, digestion, and circulation.

Individuation

The psychological process of integrating the conscious and unconscious parts of the psyche, leading to the development of a unique identity.

Jungian Process

An analytical psychological approach founded by Carl Jung, focusing on the exploration of the psyche, including concepts like archetypes and the collective unconscious.

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Relating to narcissism, a personality trait characterized by an exaggerated sense of self-importance and a lack of empathy for others.