Answer: The name of 2NaI is 2 moles of sodium iodide.
Step-by-step explanation:
NaI is an ionic compound because sodium element is a metal and iodine element is a non-metal. The bond formed between a metal and a non-metal is always ionic in nature.
The nomenclature of ionic compounds is given by:
- Positive ion is written first.
- The negative ion is written next and a suffix is added at the end of the negative ion. The suffix written is '-ide'.
So, the name of NaI is sodium iodide. The number '2' is termed as coefficient and it represents the number of moles of compound.
Hence, the name of 2NaI is 2 moles of sodium iodide.