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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. Having no definite crystalline structure






2. Capacity to do work






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






4. Substance that takes water from another substance






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






6. Unit for expressing the kinetic energy of subatomic particles; the energy acquired by an electron when it is accelerated by a potential difference of 1 volt






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






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






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






10. Solid carbon dioxide






11. An ion that has a positive charge






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






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






14. Referring to any substance that has basic properties






15. A substance that speeds up or slows down a reaction without being permanently changed itself






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






17. 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






18. A water solution that has an excess of hydrogen ions; an acid turns litmus paper pink or red - has a sour taste - and neutralizes bases to form salts






19. The flow of a gas through a small aperture






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






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






22. A terminal of an electrolytic cell






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






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






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






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






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






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






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






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






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






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






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






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






35. Capable of being drawn into a thing wire






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






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






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






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






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






41. The minimum energy necessary to start a reaction






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






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






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






45. 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






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






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






48. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures






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






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