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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 specially treated and finely divided form of carbon - which possesses a high degree of absorbtion






2. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups






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






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






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






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






7. A chemical action in which both heat and light are given off






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






9. Referring to a compound composed of two elements such as water






10. The measure of disorder in a system






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






12. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells






13. Unit of energy done by 1 dyne (1/980 g of force) acting through a distance of 1 cm; 2.4 x 10 (-11) kcal






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






15. Substance that takes water from another substance






16. Covalence in which both electrons in a pair come from the same atom






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






18. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities






19. Chemical reaction between an alcohol and an acid - in which an ester is formed






20. Separation of the ions of an ionic compound due to the action of a solvent






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






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






23. The temperature above which no gas can be liquefied - regardless of the pressure applied






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






25. A liquid that will conduct and electric current






26. An ion that has a positive charge






27. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms






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






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






30. Containing no water






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






32. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction






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






34. The energy needed to break a chemical bond and form a neutral atom






35. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together






36. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure






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






38. Breaking down of a compound into simpler substances or constituent elements






39. High=speed - negatively charged electrons emitted in radiations






40. Substance that - when added to a solution - makes changing the pH of the solution more difficule






41. Capacity to do work






42. A reaction produced during nuclear fission when at least one neutron from each fission produces another fission - so that the process becomes self sustaining without additional external energy






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






44. 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






45. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms






46. Science concerned with the compositions of substances and the changes that they undergo






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






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






49. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide






50. A cell in which electrolysis is carried out







Sorry!:) No result found.

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