Test your basic knowledge |

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






2. E=mc2 - relates mass to energy






3. 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






4. To take water from a substance






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






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






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






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






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






10. 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)

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






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






13. Having definite molecular or ionic structure






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






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






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






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






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






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






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






21. Heat content of a chemical system






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






23. 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






24. Process for converting atmospheric nitrogen into compounds






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






26. Containing no water






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






28. The measure of disorder in a system






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






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






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






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






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






34. A cell in which electrolysis is carried out






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






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






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






38. Positively charged helium nuclei






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






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






41. Capable of being drawn into a thing wire






42. Solid carbon dioxide






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






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






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






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






47. A substance composed of elements chemically united in definite proportions by weight






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






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






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