Which Group 5A element is commonly found in fertilizers?

• A. Phosphorus (P)
• B. Arsenic (As)
• C. Antimony (Sb)
• D. Nitrogen (N)

Answer: (D)

Verified step by step guidance

1. Identify the elements listed in Group 5A (also known as Group 15) of the periodic table. These include Nitrogen (N), Phosphorus (P), Arsenic (As), Antimony (Sb), and Bismuth (Bi).
2. Understand the role of these elements in fertilizers. Nitrogen (N) and Phosphorus (P) are the primary nutrients commonly found in fertilizers, essential for plant growth.
3. Recognize that Nitrogen (N) is the most abundant and widely used Group 5A element in fertilizers because it is a critical component of amino acids and proteins in plants.
4. Note that while Phosphorus (P) is also important in fertilizers, it is not the element referred to as the most common Group 5A element in fertilizers in this context.
5. Conclude that Nitrogen (N) is the Group 5A element commonly found in fertilizers, even though it was not listed among the options provided in the problem.