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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 substance used to remove the excess chlorine in the bleaching process






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






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






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






5. Capacity to do work






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






7. Process for converting atmospheric nitrogen into compounds






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






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






10. Referring to any substance that has basic properties






11. Positively charged helium nuclei






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






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






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






15. Having definite molecular or ionic structure






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






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






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






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






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






21. 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






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






23. To take water from a substance






24. 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






25. Capable of being drawn into a thing wire






26. 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






27. Determines how a substance will behave in a chemical reaction






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






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






30. Having no definite crystalline structure






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






32. The measure of disorder in a system






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






34. Heat content of a chemical system






35. Chemical reaction that results in an absorption of heat






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






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






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






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






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






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






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






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






44. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens






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






46. A cell in which electrolysis is carried out






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






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






49. An ion that has a positive charge






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







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