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Test your basic knowledge |
SAT Subject Test: Chemistry Vocab
Start Test
Study First
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. change from gas to liquid B. the combination of molecules without water
Condensation
eudiometer
distillation
Flux
2. Referring to a compound composed of two elements such as water
Binary
Colloids
Beta particles
Exothermic
3. Referring to any substance that has basic properties
Electrolyte
Diffusion
Alkaline
Effervescence
4. A liquid that will conduct and electric current
Dew point
Electrolyte
Alkali
Activated Charcoal
5. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Cyclotron
Activation energy
Empirical formula
Carbon dating
6. The rapid escape of excess gas that has been dissolved into a liquid
Analysis
Electrolyte
Dissociation (ionic)
Effervescence
7. Chemical reaction between an alcohol and an acid - in which an ester is formed
adsorbtion
Esterification
Acidic anhydride
Electron
8. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Barometer
Cathode
Breeder reactor
Exothermic
9. A substance composed of elements chemically united in definite proportions by weight
Brownian movement
Dehydrate
Actinide series
Compound
10. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Acid salt
Filteration
Emulsion
Combustion
11. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
eudiometer
Fission
Coordinate covalence
erg
12. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Condensation
Cathode rays
Dehydrating agent
Flux
13. Breaking down of a compound into simpler substances or constituent elements
Condensation
Electrode potential
Compound
Decomposition
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
Decomposition
Destructive distillation
Activated Charcoal
Calorie
15. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Acid salt
Electroplating
Anion
Colligative propery
16. Nuclear reactor in which more fissionable material is produced than is used up during operation
Bonding
Activation energy
Fission
Breeder reactor
17. The highest temperature at which water vapor condenses out of the air
Dew point
Cation
Amino acid
Compound
18. 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
Electron volt
distillation
Element
Amphoteric
19. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Electron
Efflorescence
Critical temperature
Anhydrous
20. An organic salt formed by the reaction of an alcohol with an acid
Ester
Alkaline
Esterification
Acid salt
21. Negatively charged particle - Mass is 9.109x10(-28)
Atomic number
Alpha particles
Atomic mass
Electron
22. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Energy
Avagadro's number
Basic anhydride
distillation
23. Determines how a substance will behave in a chemical reaction
Acid
Enthalpy
Empirical formula
Chemical property
24. Covalence in which both electrons in a pair come from the same atom
Coordinate covalence
Fallout
distillation
Fahrenheit scale
25. Positively charged helium nuclei
Alpha particles
Exothermic
Electron
Deuterium
26. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Critical temperature
Deuterium
Compound
Boiling point
27. Containing no water
Dehydrating agent
Anhydrous
Alpha particles
Effervescence
28. A substance that speeds up or slows down a reaction without being permanently changed itself
Absolute temperature
Amino acid
Displacement
Catalyst
29. Shows only the simplest ratio of the number and kids of atoms
Empirical formula
Calorimeter
Efflorescence
Effusion
30. Science concerned with the compositions of substances and the changes that they undergo
chemistry
Electrolysis
Double bond
Alkaline
31. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Covalent bonding
Activated Charcoal
Equation
Dehydrating agent
32. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Effusion
Beta particles
Aldehyde
Coordinate covalence
33. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Atom
Destructive distillation
Alkyl
Flux
34. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Electroplating
Denatured alcohol
Condensation
Calorimeter
35. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atom
Activation energy
Aromatic compound
Amphoteric
36. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
distillation
Emulsion
Control rod
Chemical property
37. The flow of a gas through a small aperture
Electrode
Effusion
Displacement
Enthalpy
38. Capable of being drawn into a thing wire
Diffusion
Enthalpy
Alloy
Ductile
39. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Fixation of nitrogen
Covalent bonding
Bond energy
Antichlor
40. Chemical reaction that results in an absorption of heat
Dissociation (ionic)
Chemical change
Electron
Endothermic
41. A metallic oxide that forms a base when placed in water
Denatured alcohol
Basic anhydride
Fallout
Ester
42. The smallest amount of fissionable material that will sustain a chain reaction
Electrolysis
Emulsifying agent
Alkaline
Critical mass
43. A chemical action in which both heat and light are given off
Alkyl
Acid
Combustion
Density
44. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Avagadro's number
Chain reaction
Barometer
Beta particles
45. High=speed - negatively charged electrons emitted in radiations
Barometer
Beta particles
Decomposition
Deuterium
46. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Element
Effervescence
Acid salt
Chemical change
47. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Filteration
Aromatic compound
Activated Charcoal
Atmosphere
48. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Atomic number
Fixation of nitrogen
Breeder reactor
Absorption
49. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Entropy
Amine
Electrolyte
Alpha particles
50. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Electrolysis
Absorption
Deuterium
Decomposition