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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. A substance used to remove the excess chlorine in the bleaching process
Brownian movement
Destructive distillation
Antichlor
Decomposition
2. Particles larger than those found in a solution but smaller than those in a suspension
Exothermic
Fission
Colloids
Activation energy
3. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Control rod
Absorption
Acidic anhydride
Allotropic forms
4. A. change from gas to liquid B. the combination of molecules without water
Deliquesence
Compound
Condensation
Displacement
5. Capacity to do work
Electronegativity
Atomic number
Electrolytic cell
Energy
6. A reaction in which two chemical substances exchange ions with the formation of two new compounds
Efflorescence
Celsius scale
Atom
Double displacement
7. Process for converting atmospheric nitrogen into compounds
Fixation of nitrogen
Activated Charcoal
Cyclotron
Celsius scale
8. The rapid escape of excess gas that has been dissolved into a liquid
Calorie
Equilibrium
Effervescence
Electrode potential
9. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Analysis
erg
Esterification
Dipole-dipole attraction
10. Referring to any substance that has basic properties
Diffusion
Alkaline
Displacement
Destructive distillation
11. Positively charged helium nuclei
Empirical formula
Alpha particles
Ether
Catalyst
12. Shows only the simplest ratio of the number and kids of atoms
Amorphous
Bond energy
Dry ice
Empirical formula
13. A property of a solution that depends primarily on the concentration - not the type of particles present
Colligative propery
Ductile
Effusion
distillation
14. The energy needed to break a chemical bond and form a neutral atom
Bond energy
Entropy
Dialysis
Atmosphere
15. Having definite molecular or ionic structure
Crystalline
Alkaline
Atomic number
Endothermic
16. Separation of the ions of an ionic compound due to the action of a solvent
Dry ice
Combustion
Cathode rays
Dissociation (ionic)
17. Science concerned with the compositions of substances and the changes that they undergo
chemistry
Boiling point
Dipole-dipole attraction
Effusion
18. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Anhydrous
Alcohol
Basic anhydride
Dehydrate
19. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Aldehyde
Breeder reactor
Anhydrous
Dipole-dipole attraction
20. A bond between atoms involving two electron pairs - unsaturated
Cation
Double bond
Einstein equation
Ductile
21. 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
Condensation
Chemical property
Alcohol
erg
22. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Analysis
Atomic number
Acid salt
Carbon dating
23. To take water from a substance
Dehydrate
Activation energy
Coordinate covalence
Critical mass
24. 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
adsorbtion
Coordinate covalence
Alkyl
25. Capable of being drawn into a thing wire
Breeder reactor
Celsius scale
Electroplating
Ductile
26. 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
Coordinate covalence
Chain reaction
Absorption
Alkaline
27. Determines how a substance will behave in a chemical reaction
eudiometer
Cyclotron
Fission
Chemical property
28. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Analysis
Deuterium
Equilibrium
Anion
29. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Flux
erg
Energy
Dehydrate
30. Having no definite crystalline structure
Amorphous
Cyclotron
Actinide series
Equation
31. A change by which an element takes the place of another element in a compound
Equation
Displacement
Esterification
Buffer
32. The measure of disorder in a system
Alkyl
Alkali
Entropy
Crystallization
33. Covalence in which both electrons in a pair come from the same atom
Amorphous
Coordinate covalence
Carbon dating
Celsius scale
34. Heat content of a chemical system
Enthalpy
Electron volt
erg
Diffusion
35. Chemical reaction that results in an absorption of heat
Endothermic
Covalent bonding
Dialysis
Binary
36. The process of separating the ions in a compound by means of electrically charged poles
Atomic number
Electrolysis
Ether
Density
37. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Beta particles
Boiling point
Denatured alcohol
Atom
38. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Emulsifying agent
Alkali
Catalyst
Electron
39. The temperature above which no gas can be liquefied - regardless of the pressure applied
Bonding
Dialysis
Critical temperature
chemistry
40. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Cyclotron
Fahrenheit scale
Element
Electron
41. An instrument used to measure the amount of heat liberated or absorbed during a change
Electronegativity
Calorimeter
Basic anhydride
Alloy
42. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Fixation of nitrogen
Bond energy
Emulsifying agent
Basic anhydride
43. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Atmosphere
Electrode
Avagadro's number
Alkyl
44. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
adsorbtion
Exothermic
Carbon dating
Critical temperature
45. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Fallout
Decomposition
Atom
Equation
46. A cell in which electrolysis is carried out
Cyclotron
Base
Electrolytic cell
Atomic mass
47. A compound whose basic structure contains the benzene ring; it usually has an odor
Fahrenheit scale
Aromatic compound
Bond energy
Cation
48. Temperature scale that has 32 as freezing point and 212 as boiling point
Fahrenheit scale
Entropy
Dehydrate
Efflorescence
49. An ion that has a positive charge
Base
Dialysis
Cation
Anhydride
50. The process of separation of a solution by diffusion through a semipermeable membrance
Activation energy
Beta particles
Dialysis
Condensation
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