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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. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Calorie
Control rod
Dialysis
Antichlor
2. The flow of a gas through a small aperture
Effusion
Anhydrous
Double displacement
Fahrenheit scale
3. A. change from gas to liquid B. the combination of molecules without water
Boiling point
Catalyst
Condensation
Electrode potential
4. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Barometer
Dehydrate
Emulsion
Dissociation (ionic)
5. A substance composed of elements chemically united in definite proportions by weight
Flux
Filteration
Compound
Electron volt
6. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Energy
Absorption
Atmosphere
Dew point
7. Referring to a compound composed of two elements such as water
Binary
Endothermic
Displacement
Amorphous
8. Streams of electrons given off by the cathode of a vacuum tube
Electrode
Esterification
Avagadro's number
Cathode rays
9. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Atomic number
Calorimeter
distillation
Actinide series
10. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Anion
chemistry
Actinide series
Aldehyde
11. Containing no water
Endothermic
Dew point
Crystalline
Anhydrous
12. The mass per unit volume of a substance; mathematical formula D=m/V
Amine
Ether
Density
Alkaline
13. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Buffer
distillation
Crystallization
Electrode
14. 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
Equation
Critical temperature
Allotropic forms
adsorbtion
15. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Denatured alcohol
Cathode
Cathode rays
Fahrenheit scale
16. The measure of disorder in a system
Double displacement
Entropy
Binary
Electrolytic cell
17. The union of atoms to form compounds or molecules by filling their outer shells of electonrs. This can be done through giving and taking electrons (ionic) or by sharing electrons
Amine
Emulsion
Bonding
Electron
18. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Buffer
Density
Brownian movement
Cathode
19. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Aldehyde
Cathode rays
Analysis
Flux
20. Particles larger than those found in a solution but smaller than those in a suspension
Colloids
Destructive distillation
Bond energy
Endothermic
21. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Endothermic
Dialysis
Denatured alcohol
Chain reaction
22. A compound whose basic structure contains the benzene ring; it usually has an odor
Aromatic compound
Decomposition
Atomic radius
Alloy
23. Solid carbon dioxide
Alcohol
Condensation
Dry ice
Dipole-dipole attraction
24. The breaking down of a compound into two or more simpler substances
distillation
Analysis
Acidic anhydride
Empirical formula
25. A terminal of an electrolytic cell
adsorbtion
Cyclotron
Enthalpy
Electrode
26. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Filteration
Dissociation (ionic)
Deliquesence
Cyclotron
27. 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
Decomposition
Diffusion
Basic anhydride
Acid
28. Having definite molecular or ionic structure
Crystalline
Atom
Anhydride
Activation energy
29. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Amphoteric
Analysis
Beta particles
Alkyl
30. Science concerned with the compositions of substances and the changes that they undergo
Dissociation (ionic)
Electrode
Breeder reactor
chemistry
31. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Alcohol
chemistry
Ester
eudiometer
32. Separation of the ions of an ionic compound due to the action of a solvent
Effusion
Dissociation (ionic)
Atomic radius
Binary
33. 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
Base
Dehydrate
Amino acid
Acid salt
34. To take water from a substance
Chain reaction
Brownian movement
Dehydrate
Deuterium
35. Substance that takes water from another substance
Alpha particles
Cathode
Dehydrating agent
Cyclotron
36. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Beta particles
Bonding
Exothermic
Alloy
37. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Electroplating
Filteration
Equilibrium
chemistry
38. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Electron volt
Celsius scale
Fallout
Brownian movement
39. Forms of the same element that differ in their crystalline structures
distillation
Alkyl
Anhydride
Allotropic forms
40. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Deuterium
Control rod
Alkali
Atomic radius
41. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Electronegativity
Compound
Electrode potential
Barometer
42. 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)
Endothermic
Anhydride
Electrode potential
Critical temperature
43. The process of separating the ions in a compound by means of electrically charged poles
Empirical formula
Efflorescence
Electrolysis
Chemical change
44. Process for converting atmospheric nitrogen into compounds
Flux
Electrode potential
Fixation of nitrogen
Critical mass
45. A cell in which electrolysis is carried out
distillation
Emulsion
Deliquesence
Electrolytic cell
46. The minimum energy necessary to start a reaction
Electrode
Esterification
Dry ice
Activation energy
47. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Barometer
Alcohol
Anion
Double bond
48. Shows only the simplest ratio of the number and kids of atoms
Atomic radius
Amphoteric
Empirical formula
Calorie
49. Breaking down of a compound into simpler substances or constituent elements
Base
Electronegativity
Crystallization
Decomposition
50. A property of a solution that depends primarily on the concentration - not the type of particles present
Beta particles
Calorimeter
Colligative propery
Condensation