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SAT Subject Test: Chemistry Vocab

Subjects : sat, science, chemistry
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale






2. An ion or particle that has a negative charge and thus is attracted to a positively charged anode






3. A bond between atoms involving two electron pairs - unsaturated






4. Particles larger than those found in a solution but smaller than those in a suspension






5. A. change from gas to liquid B. the combination of molecules without water






6. Streams of electrons given off by the cathode of a vacuum tube






7. Process for converting atmospheric nitrogen into compounds






8. Depositing a thin layer of metallic element on the surface of another metal by electrolysis






9. The process of separating the ions in a compound by means of electrically charged poles






10. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes






11. One of the "building blocks" of proteins; contains one or more NH2- groups that have replaced the same number of hydrogen atoms in an organic acid






12. The process of separation of a solution by diffusion through a semipermeable membrance






13. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed






14. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other






15. A reaction in which two chemical substances exchange ions with the formation of two new compounds






16. The electrode in an electrolytic cell that is negatively charged and attracts positive ions






17. A metallic oxide that forms a base when placed in water






18. Temperature measured on the absolute scale - which has its origin at absolute zero






19. The highest temperature at which water vapor condenses out of the air






20. A compound whose basic structure contains the benzene ring; it usually has an odor






21. Capable of being drawn into a thing wire






22. The process whereby gases or liquids intermingle freely of their own accord






23. The difference in potential between an electrode and the solution in which it is immpesed






24. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases






25. The rapid escape of excess gas that has been dissolved into a liquid






26. The breaking down of a compound into two or more simpler substances






27. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2






28. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material






29. Chemical reaction that results in an absorption of heat






30. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water






31. A terminal of an electrolytic cell






32. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)






33. The smallest amount of fissionable material that will sustain a chain reaction






34. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction






35. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products






36. Chemical reaction that results in the giving off of heat






37. Shorthand method of showing the changes that take place in a chemical reaction






38. Substance that takes water from another substance






39. Shows only the simplest ratio of the number and kids of atoms






40. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope






41. The average mass of a number; bottom number on the element






42. An instrument used to measure the amount of heat liberated or absorbed during a change






43. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees






44. A water wolution that contains an excess of hydroxide ions; a proton acceptor; a base turns litmus paper blue and neutralizes acids to form salts






45. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)






46. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth






47. The adhesion (in an extremely thing layer) of the molecules of gases - of dissolved substances - or of liquieds to the surfaces of solid or liquid bodies with which they come into contact






48. A nonmetallic oxide that - when placed in water - reacts to form an an acid solution






49. Having definite molecular or ionic structure






50. A relatively weak force of attraction between polar molecules; a component of van der Waals forces







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