NEET Exam > NEET Videos > Chemistry Class 12 > Ammonia: Preparation & Properties
Ammonia: Preparation & Properties Video Lecture | Chemistry Class 12 - NEET
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FAQs on Ammonia: Preparation & Properties Video Lecture - Chemistry Class 12 - NEET
| 1. How is ammonia prepared? |  |
Ans. Ammonia can be prepared by reacting nitrogen gas with hydrogen gas in the presence of a catalyst, typically iron or nickel. The reaction is known as the Haber process and it occurs at high temperature and pressure.
| 2. What are the properties of ammonia? | |
Ans. Ammonia is a colorless gas with a pungent odor. It is highly soluble in water and forms a strong alkaline solution. Ammonia is lighter than air and can be easily liquefied under pressure. It is a good conductor of electricity when dissolved in water.
| 3. What are the uses of ammonia? | |
Ans. Ammonia has various uses in different industries. It is commonly used as a fertilizer in agriculture to provide nitrogen to plants. It is also used in the production of various chemicals, such as ammonium nitrate, which is used in explosives. Ammonia is used as a refrigerant in refrigeration systems and as a cleaning agent for household purposes.
| 4. Is ammonia toxic? | |
Ans. Yes, ammonia is toxic and can be harmful to human health. In high concentrations, it can irritate the respiratory system, eyes, and skin. Inhalation of ammonia vapor can cause coughing, difficulty breathing, and even lung damage. It is important to handle ammonia with caution and in well-ventilated areas.
| 5. What safety precautions should be taken when working with ammonia? | |
Ans. When working with ammonia, it is essential to wear protective clothing, including gloves, goggles, and a lab coat. It should be handled in a well-ventilated area or under a fume hood to avoid inhaling the toxic vapors. Spills should be cleaned up immediately, and containers should be tightly sealed to prevent leaks.
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