The term catenation describes the Multiple Choice tendency of carbon atoms to form cations in the...
1.The term catenation describes the Multiple Choice tendency of carbon atoms to form cations in the presence of alkali metals. process of creating synthetic gas from coal. extraction of precious metals with sodium or potassium cyanide. ability of carbon atoms to form long chains and rings. interaction of Group 4A elements with Group 8A elements at high pressures and temperatures to form coordination compounds. 2.Select True or False: The following accurately depicts the balanced chemical equation for a laboratory preparation...
e. 18 Test Your Knowledge MULTIPLE CHOICE: Choose the one best answer. 1. Each element has its own characteristic atom in which a. the atomic mass is constant. b. the atomic number is constant. c. the mass number is constant. d. Two of the above are correct. e. All of the above are correct. 2. Which of the following is not a trace element in the human body? a. iodine b. zinc c. iron d. calcium e. fluorine 3. A...
3.2 Periodic trends 1. (0620-5 2012-Paper 1/2-Q21) Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? forms coloured compounds conducts electricity when solid can be used has low density as a catalyst X A X X Xx 2. (0620-W 2012-Paper 1/1-Q20) The diagram shows an outline of the Periodic Table. U V W X Y Which of the elements U, V, W, X and Y would react together in the ratio of...