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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 specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Activated Charcoal
Ether
Fahrenheit scale
Electrolyte
2. Breaking down of a compound into simpler substances or constituent elements
Decomposition
Critical mass
erg
Atomic radius
3. An ion that has a positive charge
Allotropic forms
Catalyst
Cation
Atmosphere
4. Temperature measured on the absolute scale - which has its origin at absolute zero
Absolute temperature
Electron
Dehydrating agent
Destructive distillation
5. Substance that takes water from another substance
Exothermic
Denatured alcohol
Analysis
Dehydrating agent
6. The rapid escape of excess gas that has been dissolved into a liquid
Effervescence
Double bond
Dehydrate
eudiometer
7. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Covalent bonding
Cyclotron
Exothermic
Alkyl
8. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Fallout
Electrolyte
Aromatic compound
Flux
9. The process of separating the ions in a compound by means of electrically charged poles
Endothermic
Filteration
Electrolysis
Calorimeter
10. Negatively charged particle - Mass is 9.109x10(-28)
Electrolysis
Electroplating
Electron
Avagadro's number
11. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Deuterium
Electroplating
Electrolytic cell
Dehydrate
12. A reaction in which two chemical substances exchange ions with the formation of two new compounds
Acidic anhydride
Acid salt
Double displacement
Bond energy
13. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Actinide series
Anion
Emulsifying agent
Dehydrate
14. The mass per unit volume of a substance; mathematical formula D=m/V
Allotropic forms
Density
Buffer
Dew point
15. 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
Catalyst
Analysis
erg
distillation
16. The energy needed to break a chemical bond and form a neutral atom
Anhydride
Endothermic
Celsius scale
Bond energy
17. The difference in potential between an electrode and the solution in which it is immpesed
Double bond
Electrode potential
Dialysis
Efflorescence
18. Positively charged helium nuclei
Dehydrate
Fixation of nitrogen
Alpha particles
Density
19. Nuclear reactor in which more fissionable material is produced than is used up during operation
Acid salt
Double bond
Anhydride
Breeder reactor
20. Capacity to do work
Energy
Dialysis
Density
Atomic number
21. Chemical reaction that results in the giving off of heat
Displacement
Entropy
Exothermic
Cation
22. A terminal of an electrolytic cell
Electrode
Alkaline
Denatured alcohol
Binary
23. Shows only the simplest ratio of the number and kids of atoms
Cathode rays
Activated Charcoal
Einstein equation
Empirical formula
24. A substance composed of elements chemically united in definite proportions by weight
Compound
Flux
Diffusion
Einstein equation
25. Solid carbon dioxide
Critical temperature
Compound
Dry ice
Fission
26. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Efflorescence
Alpha particles
Anion
Control rod
27. A. change from gas to liquid B. the combination of molecules without water
Condensation
Compound
Electrolyte
Alcohol
28. The average mass of a number; bottom number on the element
Alloy
Electronegativity
Atomic mass
Dehydrating agent
29. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Brownian movement
Atomic mass
Displacement
Bonding
30. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Electron volt
Double bond
Destructive distillation
Cathode rays
31. 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
adsorbtion
Entropy
Alkyl
Crystalline
32. A property of a solution that depends primarily on the concentration - not the type of particles present
Activation energy
Einstein equation
Colligative propery
Electrode
33. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Dew point
Exothermic
Emulsifying agent
Efflorescence
34. E=mc2 - relates mass to energy
Cathode rays
Einstein equation
Cathode
Atomic radius
35. A chemical action in which both heat and light are given off
Equation
Aldehyde
Combustion
Chemical property
36. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Emulsion
distillation
Alkali
Anion
37. Shorthand method of showing the changes that take place in a chemical reaction
Equation
Atmosphere
Exothermic
Amorphous
38. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Filteration
Acidic anhydride
Atom
Electrolysis
39. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Enthalpy
Chain reaction
Fallout
Atmosphere
40. A compound whose basic structure contains the benzene ring; it usually has an odor
Deliquesence
Deuterium
Basic anhydride
Aromatic compound
41. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Cyclotron
Atomic number
Acid
Emulsifying agent
42. Covalence in which both electrons in a pair come from the same atom
Filteration
Alloy
Alcohol
Coordinate covalence
43. Temperature scale that has 32 as freezing point and 212 as boiling point
eudiometer
Compound
Amine
Fahrenheit scale
44. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Fission
Anhydrous
Atomic radius
Celsius scale
45. An organic salt formed by the reaction of an alcohol with an acid
Ester
Alkali
Barometer
Alkyl
46. Determines how a substance will behave in a chemical reaction
Combustion
Efflorescence
eudiometer
Chemical property
47. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Exothermic
Boiling point
Allotropic forms
Amorphous
48. Separation of the ions of an ionic compound due to the action of a solvent
Decomposition
Dissociation (ionic)
Atomic radius
Fallout
49. A metallic oxide that forms a base when placed in water
Effusion
distillation
Atomic radius
Basic anhydride
50. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Amine
Electrolyte
Antichlor
Atomic mass