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Study of Nitrogen Family - p Block Elements Video Lecture - Class 12

FAQs on Study of Nitrogen Family - p Block Elements Video Lecture - Class 12

1. What are the elements in the nitrogen family?

Ans. The nitrogen family, also known as Group 15 or the pnictogens, includes nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi).

2. What are the common properties of nitrogen family elements?

Ans. The common properties of nitrogen family elements include having five valence electrons, forming covalent compounds, exhibiting multiple oxidation states, and showing a trend of increasing atomic size and metallic character down the group.

3. How does the reactivity change within the nitrogen family?

Ans. The reactivity within the nitrogen family increases as you move down the group. Nitrogen is relatively unreactive, while phosphorus is reactive and can ignite spontaneously in air. Arsenic, antimony, and bismuth are less reactive compared to nitrogen and phosphorus.

4. What are some important applications of nitrogen family elements?

Ans. Nitrogen is widely used in the production of fertilizers, explosives, and various organic compounds. Phosphorus is essential for plant growth and is used in fertilizers, detergents, and flame retardants. Arsenic is used in the production of semiconductors, while antimony finds applications in flame retardants, batteries, and alloys. Bismuth is used in cosmetics, pharmaceuticals, and as a component in low-melting alloys.

5. What are the environmental impacts of nitrogen family elements?

Ans. Nitrogen family elements can have significant environmental impacts. Excessive use of nitrogen-based fertilizers can lead to water pollution through runoff, causing eutrophication of aquatic ecosystems. Phosphorus runoff can also contribute to water pollution and algal blooms. Arsenic is a toxic element that can contaminate groundwater, posing serious health risks. Proper management and regulation of these elements are essential to minimize their environmental impacts.

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	Nov 15, 2024 Last updated

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