There are _________ oxides of carbon are known. A. Two B. Three C. Four D. Five Right Answer: B. Three Share : December 16, 2017 Hassan Ali Chemistry Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Which of the following halogen shows metallic luster?When alkyl halide reacts with sodium metal in the presence of ether. Which product is formed?Which of the following will not give iodoform test?