The chemical formula NH4CNO corresponds to the compound known as ammonium cyanate. The name "ammonium" is indeed part of the name, indicating that the compound contains the ammonium ion (NH4+). To determine the name of a compound, we need to identify the ions or atoms present in the formula. In this case, we have the ammonium ion (NH4+) and the cyanate ion (CNO-). By combining these ions, we get the compound name as "ammonium cyanate." So, NH4CNO is commonly known as ammonium cyanate.
