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Test your basic knowledge |
SAT Subject Test: Chemistry Vocab
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Subjects
:
sat
,
science
,
chemistry
Instructions:
Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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 specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Ether
Dehydrate
Acid
Activated Charcoal
2. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Atomic number
Alcohol
Colligative propery
distillation
3. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Amine
Alkyl
Brownian movement
Electronegativity
4. Shows only the simplest ratio of the number and kids of atoms
Bonding
adsorbtion
Amine
Empirical formula
5. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Ether
Displacement
Antichlor
Anion
6. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Amine
Fallout
Displacement
Double bond
7. A chemical action in which both heat and light are given off
Fallout
Deliquesence
Combustion
Basic anhydride
8. The process of separation of a solution by diffusion through a semipermeable membrance
Dialysis
Ester
distillation
Antichlor
9. Referring to a compound composed of two elements such as water
Binary
Density
Fixation of nitrogen
Combustion
10. The measure of disorder in a system
Basic anhydride
Diffusion
Anhydrous
Entropy
11. The smallest amount of fissionable material that will sustain a chain reaction
Crystalline
Atomic number
Critical mass
Alloy
12. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Covalent bonding
Entropy
Breeder reactor
Exothermic
13. 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
Electrolyte
Cation
Basic anhydride
erg
14. Shorthand method of showing the changes that take place in a chemical reaction
Atmosphere
Aromatic compound
Equation
Deuterium
15. Substance that takes water from another substance
Colligative propery
Barometer
Dehydrating agent
Filteration
16. Covalence in which both electrons in a pair come from the same atom
Allotropic forms
Destructive distillation
Condensation
Coordinate covalence
17. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Effervescence
Brownian movement
eudiometer
Electroplating
18. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Allotropic forms
distillation
Electrode
Deuterium
19. Chemical reaction between an alcohol and an acid - in which an ester is formed
Diffusion
Flux
Crystalline
Esterification
20. Separation of the ions of an ionic compound due to the action of a solvent
Dissociation (ionic)
Dehydrating agent
Aromatic compound
Dew point
21. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Dissociation (ionic)
Electrolyte
Boiling point
22. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Coordinate covalence
Calorie
Cathode
Anhydrous
23. The temperature above which no gas can be liquefied - regardless of the pressure applied
Bond energy
Critical temperature
Allotropic forms
Analysis
24. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Calorimeter
Atmosphere
Destructive distillation
Avagadro's number
25. A liquid that will conduct and electric current
Celsius scale
Avagadro's number
Enthalpy
Electrolyte
26. An ion that has a positive charge
Combustion
Enthalpy
Acidic anhydride
Cation
27. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Amine
Dialysis
Endothermic
Exothermic
28. The highest temperature at which water vapor condenses out of the air
Acidic anhydride
Energy
Electrolysis
Dew point
29. A compound whose basic structure contains the benzene ring; it usually has an odor
Filteration
Aromatic compound
Diffusion
erg
30. Containing no water
Anhydrous
Fahrenheit scale
Acid
Dew point
31. A bond between atoms involving two electron pairs - unsaturated
Absolute temperature
Double bond
Atomic radius
Aldehyde
32. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Calorimeter
Electroplating
Efflorescence
Equilibrium
33. The difference in potential between an electrode and the solution in which it is immpesed
Electrolytic cell
Electrode potential
Crystallization
Efflorescence
34. The energy needed to break a chemical bond and form a neutral atom
Barometer
Element
Dry ice
Bond energy
35. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Alloy
Basic anhydride
Dissociation (ionic)
Amine
36. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Alkyl
Atom
Electrode potential
Boiling point
37. The breaking down of a compound into two or more simpler substances
Analysis
Dry ice
Electrode potential
Anhydride
38. Breaking down of a compound into simpler substances or constituent elements
Energy
Decomposition
Electron
Atomic number
39. High=speed - negatively charged electrons emitted in radiations
Atomic number
Einstein equation
Beta particles
Electroplating
40. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Double displacement
Enthalpy
Buffer
Amphoteric
41. Capacity to do work
Alkaline
Basic anhydride
Energy
Alkali
42. 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
Chain reaction
eudiometer
Electrode potential
Cathode
43. A. change from gas to liquid B. the combination of molecules without water
Covalent bonding
Exothermic
Acid salt
Condensation
44. 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
Colloids
adsorbtion
Bonding
Atomic number
45. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Anion
Dehydrate
Cyclotron
Electrolytic cell
46. Science concerned with the compositions of substances and the changes that they undergo
Acid salt
Acid
Esterification
chemistry
47. The average mass of a number; bottom number on the element
Equilibrium
Basic anhydride
Ductile
Atomic mass
48. Temperature measured on the absolute scale - which has its origin at absolute zero
Alloy
Activated Charcoal
Electroplating
Absolute temperature
49. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Emulsion
Alkali
Atomic radius
Crystalline
50. A cell in which electrolysis is carried out
Electrolytic cell
Enthalpy
Atomic mass
Coordinate covalence
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