2006年海淀区高三理综二模(化学部分)（In 2006 the Haidian District Middle School Science (Chemistry) the second mock exam）.docVIP

2006年海淀区高三理综二模(化学部分)（In 2006 the Haidian District Middle School Science (Chemistry) the second mock exam） In 2006 the Haidian District Middle School Science (Chemistry) the second mock exam Two thousand and five point five The 5. main components of the refrigerator in addition to flavor is activated carbon, activated carbon black powder or granule. Which of the following statements is not true A. activated carbon is often used to purify some gas or liquid B. activated carbon prepared by carbonization with shells, wood etc. the process contains only a physical change C. activated carbon used after treatment can be used repeatedly D. activated carbon has a strong adsorption, because the activated carbon has a porous structure The following 6. groups of substances, classification is correct A. non polar molecules: H2O, CO2, CH4 B.: H2, C2H5OH, sucrose electrolyte C. allotropes: diamond, graphite, C60 D. homologues: - OH, CH3 - OH, CH3 - CH2OH 7. sugars, fats, protein nutrients is an important human. The following statement is correct The reaction of A. with copper hydroxide glucose can not be the new system in the generation of red precipitate B. oil in alkaline conditions of hydrolysis production of glycerol and fatty acids The final product is C. protein hydrolysis amino acid D. to the protein precipitated from the water without changing its nature, should be added to the CuSO4 solution 8. the following statement is correct A. burets 0 scale at the upper end of the burette B. pH first test with distilled water after wetting, and then determine the solution pH C. determination of neutralization heat, in order to reduce heat loss, dont stir the solution D. preparation of dilute sulfuric acid, before adding a certain volume of water in the cylinder, and then stirring slowly adding concentrated sulfuric acid 9. X, Y, Z, W for the four short period elements. The outermost electron of X atom number is 3 times the number of electrons outside the nucleus; Y is the highest an