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






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






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






4. 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






5. The measure of disorder in a system






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






7. Having no definite crystalline structure






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






9. 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






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






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






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






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






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






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






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






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






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






19. Capable of being drawn into a thing wire






20. Solid carbon dioxide






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






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






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






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






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






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






27. Referring to any substance that has basic properties






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






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






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






31. 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






32. The smallest amount of fissionable material that will sustain a chain reaction






33. Absorbtion by a substance of water from the air - so that the substance becomes wet






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






35. 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






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






37. A chance that alters the atomic structures of the substances involved and results in different properties






38. An ion that has a positive charge






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






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






41. 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






42. Heat content of a chemical system






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






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






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






46. 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)






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






48. Organic compound containing the -O- group






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






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







Sorry!:) No result found.

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