Test chemical processes

11.1. Mendeleev´s law in the modern formulation: the properties of elements, as well as the forms and properties of their compounds are in periodic dependence on ... A) atomic masses of elements; B) the number of nucleons in the nucleus; B) the total number of elementary particles in the atom; D) the number ē in the atom. 11.2. Pure substance (as opposed to families) is ... A) alum; B) bronze; B) bromine water; D) liquid glass. 11.3. The chemical properties of the elements are determined: A) the structure of atomic nuclei; B) the velocity of the molecules; B) the condition for carrying out chemical reactions; D) electronic structure of atoms; 11.4. Electrically charged particles that appear in the process of electrolysis are: A) radicals; B) ions; B) molecules; D) macromolecules. 11.5. According to modern concepts, a chemical compound possesses: A) only by a constant composition; B) macromolecular composition; B) one or more chemical elements; D) only by a variable composition. 11.6. The properties of the molecule are determined by: A) interaction of heterogeneously charged atoms; B) the nature of the compound of variable composition; B) interaction of atomic groups; D) the nature of the physicochemical interaction of the constituent atoms. 11.7. The course of the chemical reaction is most influenced by: A) temperature; B) pressure; B) lighting; D) Catalyst. 11.8. Of the organogens on Earth, the most common are: A) Carbon and oxygen; B) carbon and sulfur; B) oxygen and nitrogen; D) oxygen and hydrogen. 11.9. In the conditions of the "hot" Universe catalysis: A) was absent; B) began; C) has become more active; D) is over. 11.10. Outside the planet, the most common chemical elements are: A) the entire periodic table; B) metals and non-metals; B) hydrogen and helium; D) helium and carbon.