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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.
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. Referring to a compound composed of two elements such as water
Critical mass
Displacement
Binary
Dehydrating agent
2. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Density
Absorption
Base
Compound
3. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Flux
Barometer
Dialysis
Equilibrium
4. Process for converting atmospheric nitrogen into compounds
Cathode rays
Binary
Electrolyte
Fixation of nitrogen
5. A chemical action in which both heat and light are given off
Combustion
Fission
Empirical formula
Bond energy
6. 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
Endothermic
Electrolyte
Electrolytic cell
adsorbtion
7. A property of a solution that depends primarily on the concentration - not the type of particles present
Colligative propery
Electrolytic cell
Effervescence
Emulsifying agent
8. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Activated Charcoal
Atomic radius
Equation
Condensation
9. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Anhydrous
Fission
Exothermic
Electroplating
10. Absorbtion by a substance of water from the air - so that the substance becomes wet
chemistry
Deliquesence
Flux
Ether
11. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Covalent bonding
Double bond
Dissociation (ionic)
Electroplating
12. The breaking down of a compound into two or more simpler substances
Alcohol
Buffer
Analysis
Fixation of nitrogen
13. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Absorption
Cyclotron
Barometer
Acid salt
14. The highest temperature at which water vapor condenses out of the air
Emulsifying agent
Anion
Dew point
Actinide series
15. A liquid that will conduct and electric current
Colligative propery
Cation
Electrolyte
Decomposition
16. A bond between atoms involving two electron pairs - unsaturated
Calorimeter
Chemical property
adsorbtion
Double bond
17. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Empirical formula
Critical temperature
Alloy
Combustion
18. Capacity to do work
Buffer
Fallout
Electron
Energy
19. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Catalyst
Brownian movement
Double displacement
Fission
20. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Alkyl
Endothermic
Esterification
Acid salt
21. The difference in potential between an electrode and the solution in which it is immpesed
Activated Charcoal
Atomic number
Electrode potential
Control rod
22. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Atom
Cyclotron
Celsius scale
Analysis
23. An instrument used to measure the amount of heat liberated or absorbed during a change
Amphoteric
Decomposition
Acidic anhydride
Calorimeter
24. 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)
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25. The process of separating the ions in a compound by means of electrically charged poles
Dehydrating agent
Actinide series
Electrolysis
Acid
26. 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
Chemical change
Allotropic forms
erg
Breeder reactor
27. A terminal of an electrolytic cell
Electrode
Basic anhydride
Density
Acid salt
28. Separation of the ions of an ionic compound due to the action of a solvent
Anion
Dissociation (ionic)
Destructive distillation
Alkyl
29. A change by which an element takes the place of another element in a compound
Crystallization
Displacement
Diffusion
Denatured alcohol
30. Particles larger than those found in a solution but smaller than those in a suspension
Dissociation (ionic)
Brownian movement
Colloids
Equilibrium
31. Forms of the same element that differ in their crystalline structures
Acid
Allotropic forms
Einstein equation
Basic anhydride
32. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Element
Atomic number
eudiometer
Anhydride
33. Shorthand method of showing the changes that take place in a chemical reaction
Critical temperature
Catalyst
Equation
Critical mass
34. 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
Fixation of nitrogen
Ductile
Chain reaction
Celsius scale
35. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Alcohol
Atomic radius
Antichlor
Fallout
36. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Condensation
Compound
Amine
Allotropic forms
37. Chemical reaction that results in an absorption of heat
Electronegativity
Endothermic
Denatured alcohol
Acidic anhydride
38. A substance used to remove the excess chlorine in the bleaching process
Antichlor
Electroplating
Diffusion
Deliquesence
39. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Alkali
Beta particles
distillation
Absorption
40. 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
Dehydrate
Acid
Base
Flux
41. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Allotropic forms
Anion
eudiometer
Bonding
42. 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
Double displacement
Dissociation (ionic)
Analysis
Base
43. Science concerned with the compositions of substances and the changes that they undergo
distillation
Fission
chemistry
Aldehyde
44. The process whereby gases or liquids intermingle freely of their own accord
Dipole-dipole attraction
Diffusion
Allotropic forms
Atomic number
45. 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
Atomic radius
Electroplating
Absorption
adsorbtion
46. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Alcohol
Avagadro's number
Carbon dating
Atomic radius
47. Chemical reaction that results in the giving off of heat
Atmosphere
Exothermic
Ester
distillation
48. Streams of electrons given off by the cathode of a vacuum tube
Cathode
Amine
Electrode
Cathode rays
49. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale
Avagadro's number
Alkaline
Calorie
Einstein equation
50. Referring to any substance that has basic properties
Covalent bonding
Alkaline
Celsius scale
Breeder reactor
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