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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. The process of separating the ions in a compound by means of electrically charged poles
Electrolysis
Cathode
Density
Colloids
2. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Electrode potential
Chain reaction
Chemical change
Amine
3. An organic salt formed by the reaction of an alcohol with an acid
Ester
Analysis
Chemical change
Activation energy
4. Containing no water
Anhydrous
Calorimeter
Compound
Amino acid
5. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Anhydride
Anion
Deuterium
Aldehyde
6. The energy needed to break a chemical bond and form a neutral atom
Dehydrating agent
Critical temperature
Bond energy
Aldehyde
7. An instrument used to measure the amount of heat liberated or absorbed during a change
Equation
Calorimeter
Dialysis
Electrolyte
8. A compound whose basic structure contains the benzene ring; it usually has an odor
Aromatic compound
Atomic radius
Empirical formula
Deuterium
9. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Beta particles
Element
Boiling point
Cation
10. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Denatured alcohol
Electrolytic cell
Beta particles
Fission
11. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Emulsifying agent
Entropy
Energy
Atom
12. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Electron
Dialysis
Atom
Chain reaction
13. 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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14. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Antichlor
Brownian movement
Breeder reactor
Actinide series
15. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Electron
Ether
Alkyl
Einstein equation
16. Chemical reaction that results in the giving off of heat
Exothermic
Amine
Breeder reactor
adsorbtion
17. A. change from gas to liquid B. the combination of molecules without water
Atomic radius
Alcohol
Amino acid
Condensation
18. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Double displacement
Acid salt
Equilibrium
Brownian movement
19. The numerical expression of the relative strength with which the atoms of an element attract valence electrons to themselves; the higher the number - the greater the attraction
distillation
Electronegativity
Electron
Diffusion
20. Referring to any substance that has basic properties
Atomic number
Amine
Alkaline
Antichlor
21. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Denatured alcohol
Dipole-dipole attraction
Buffer
Critical temperature
22. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Dehydrating agent
Alloy
Flux
Anhydrous
23. The process whereby gases or liquids intermingle freely of their own accord
Crystalline
Diffusion
Atmosphere
Alkaline
24. A substance used to remove the excess chlorine in the bleaching process
Element
Cyclotron
Antichlor
Enthalpy
25. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Absolute temperature
Cyclotron
Crystallization
Condensation
26. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Atomic mass
Actinide series
Equilibrium
Alkali
27. Forms of the same element that differ in their crystalline structures
Decomposition
Allotropic forms
Electrode
Colligative propery
28. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Efflorescence
Anion
Atmosphere
Electroplating
29. 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
Atom
adsorbtion
Crystallization
Equation
30. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Amine
Acid
Alkali
Double displacement
31. Solid carbon dioxide
Brownian movement
Allotropic forms
Dipole-dipole attraction
Dry ice
32. A substance that speeds up or slows down a reaction without being permanently changed itself
Covalent bonding
Catalyst
Electron volt
Effervescence
33. A chemical action in which both heat and light are given off
Combustion
Chain reaction
Activation energy
Effervescence
34. Substance that takes water from another substance
Ductile
Alpha particles
Dehydrating agent
Critical mass
35. 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
Fallout
Alpha particles
Coordinate covalence
Acid
36. The mass per unit volume of a substance; mathematical formula D=m/V
Flux
Displacement
Density
Anion
37. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Cathode
Ductile
Electron
Alpha particles
38. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Dipole-dipole attraction
Ester
Filteration
Denatured alcohol
39. Breaking down of a compound into simpler substances or constituent elements
Combustion
Acid
Fission
Decomposition
40. 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
chemistry
Dew point
Amorphous
41. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Atomic number
Absorption
Crystallization
Catalyst
42. Chemical reaction that results in an absorption of heat
Fahrenheit scale
Dissociation (ionic)
Cathode
Endothermic
43. Positively charged helium nuclei
Alpha particles
Aromatic compound
Allotropic forms
Celsius scale
44. High=speed - negatively charged electrons emitted in radiations
Double bond
Beta particles
Electron volt
Dipole-dipole attraction
45. Negatively charged particle - Mass is 9.109x10(-28)
Dialysis
Basic anhydride
Electron
Cathode
46. A cell in which electrolysis is carried out
Filteration
Emulsifying agent
Cation
Electrolytic cell
47. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Carbon dating
Covalent bonding
Fahrenheit scale
Displacement
48. The process of separation of a solution by diffusion through a semipermeable membrance
Double displacement
Displacement
Dialysis
Activated Charcoal
49. A substance composed of elements chemically united in definite proportions by weight
Basic anhydride
Compound
Diffusion
Density
50. A nonmetallic oxide that - when placed in water - reacts to form an an acid solution
Acidic anhydride
Crystalline
Anion
Density