How many of the following elements do not respond to sodium fusion extract? N, P, S, C, O, X

To determine which elements do not respond to sodium fusion extract, we need to understand the process of sodium fusion extract and the behavior of each element.

1. Sodium fusion extract: Sodium fusion extract is a technique used in analytical chemistry to convert elements into their ionic forms. In this process, a sample is mixed with sodium metal and heated to high temperatures. The heat causes the sodium to react with the elements, forming ionic compounds.

2. Behavior of elements:

• Nitrogen (N): Nitrogen does not readily react with sodium under normal conditions. Therefore, it is expected that nitrogen will not respond to sodium fusion extract.

• Phosphorus (P): Phosphorus can react with sodium to form sodium phosphide. Therefore, it is likely that phosphorus will respond to sodium fusion extract.

• Sulfur (S): Sulfur can also react with sodium to form sodium sulfide. Therefore, it is likely that sulfur will respond to sodium fusion extract.

• Carbon (C): Carbon does not typically react with sodium under normal conditions. Therefore, it is expected that carbon will not respond to sodium fusion extract.

• Oxygen (O): Oxygen does not readily react with sodium under normal conditions. Therefore, it is expected that oxygen will not respond to sodium fusion extract.

• X: The element "X" is not specified, so we cannot determine its behavior without additional information.

3. Conclusion: Based on the information provided, we can conclude that nitrogen (N), carbon (C), and oxygen (O) are the elements that do not respond to sodium fusion extract. Phosphorus (P) and sulfur (S) are likely to respond to sodium fusion extract, and the behavior of element "X" cannot be determined without further information.