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






2. The mass per unit volume of a substance; mathematical formula D=m/V






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






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






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






6. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor






7. A cell in which electrolysis is carried out






8. Capable of being drawn into a thing wire






9. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group






10. Capacity to do work






11. Nuclear reactor in which more fissionable material is produced than is used up during operation






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






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






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






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






16. Having no definite crystalline structure






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






18. Positively charged helium nuclei






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






20. A change by which an element takes the place of another element in a compound






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






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






23. The flow of a gas through a small aperture






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






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






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






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






28. Negatively charged particle - Mass is 9.109x10(-28)






29. Forms of the same element that differ in their crystalline structures






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






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






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






33. The measure of disorder in a system






34. A substance used to remove the excess chlorine in the bleaching process






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






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






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






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






39. E=mc2 - relates mass to energy






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






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






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






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






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






45. Temperature scale that has 32 as freezing point and 212 as boiling point






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






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






48. Substance that takes water from another substance






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






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