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






2. Chemical reaction that results in an absorption of heat






3. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103






4. Containing no water






5. A cell in which electrolysis is carried out






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






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






8. 1/2 the distance between adjacent nuclei in the crystalline or solid phase of an element; distance from the atomic nucleus to the valence electrons






9. E=mc2 - relates mass to energy






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






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






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






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






14. An organic salt formed by the reaction of an alcohol with an acid






15. The number of molecules in 1 gram-molecular volume of a substance - or the number of atoms in 1 gram-atomic mass of an element 6.02 x 10(-27)

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






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






18. 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






19. Process for converting atmospheric nitrogen into compounds






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






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






22. Positively charged helium nuclei






23. Capacity to do work






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






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






26. Capable of being drawn into a thing wire






27. Solid carbon dioxide






28. A property of a solution that depends primarily on the concentration - not the type of particles present






29. 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






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






31. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance






32. A compound derived from another compound by the removal of water; it will combine with water to form an acid (acidic anhydride) or base (basic anhydride)






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






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






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






36. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent






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






38. In metallurgy: a substance that helps to melt and remove the solid impurities as slag






39. A liquid that will conduct and electric current






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






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






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






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






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






45. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom






46. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure






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






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






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






50. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale