Multiple choice Which among the following is a dimer of cyanamide? Cyanogen chloride 2-Cyanoguanidine Cyanuric acid Cyanuric chloride Reveal answer Fill a bubble to check yourself B Correct answer Explanation 2-Cyanoguanidine is a nitrile derived from guanidine. It is a dimer of cyanamide, from which it can be prepared. 2-Cyanoguanidine is a colourless solid that is soluble in water, acetone, and alcohol, but not in diethyl ether or chloroform.