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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. Forms of the same element that differ in their crystalline structures
Ductile
Allotropic forms
Crystallization
Absorption
2. An ion that has a positive charge
Cation
Amorphous
Fallout
Ether
3. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Element
Cyclotron
Esterification
Bonding
4. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atom
Equation
Combustion
Cyclotron
5. Containing no water
Density
Dialysis
Equation
Anhydrous
6. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Efflorescence
Bond energy
Dissociation (ionic)
Effusion
7. Absorbtion by a substance of water from the air - so that the substance becomes wet
Dehydrating agent
Deliquesence
Alkaline
Amino acid
8. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Acid
Buffer
Atmosphere
Emulsion
9. 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
Coordinate covalence
Analysis
Double displacement
Electronegativity
10. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Electron volt
Beta particles
Dipole-dipole attraction
Cathode rays
11. A bond between atoms involving two electron pairs - unsaturated
Combustion
Electrolysis
Double bond
Colligative propery
12. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Equation
Diffusion
Fixation of nitrogen
Cyclotron
13. A nonmetallic oxide that - when placed in water - reacts to form an an acid solution
Electrolyte
Analysis
Brownian movement
Acidic anhydride
14. A substance composed of elements chemically united in definite proportions by weight
Acidic anhydride
Enthalpy
Coordinate covalence
Compound
15. The flow of a gas through a small aperture
Effusion
Coordinate covalence
Alkali
Alkaline
16. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Bond energy
Emulsifying agent
Cathode rays
17. Having no definite crystalline structure
Amorphous
Dry ice
Basic anhydride
Chemical property
18. Chemical reaction that results in an absorption of heat
Ether
Electroplating
Deliquesence
Endothermic
19. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Atom
Fission
Alkali
Bond energy
20. Capable of being drawn into a thing wire
Decomposition
Crystallization
Colloids
Ductile
21. To take water from a substance
Atomic mass
Dehydrate
erg
Basic anhydride
22. Temperature measured on the absolute scale - which has its origin at absolute zero
Double displacement
Atomic mass
Dialysis
Absolute temperature
23. 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
Electrolysis
erg
distillation
Entropy
24. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Atmosphere
Alcohol
Amphoteric
Dry ice
25. Organic compound containing the -O- group
Effusion
Empirical formula
Ether
Avagadro's number
26. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Cathode
Absorption
Amine
Atmosphere
27. Determines how a substance will behave in a chemical reaction
Emulsion
Equation
Chemical property
Amorphous
28. A substance used to remove the excess chlorine in the bleaching process
Amphoteric
Ester
Antichlor
Alloy
29. The energy needed to break a chemical bond and form a neutral atom
Atmosphere
Chemical property
Bond energy
Anhydride
30. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Denatured alcohol
Avagadro's number
Crystallization
Entropy
31. An organic salt formed by the reaction of an alcohol with an acid
Destructive distillation
Anhydride
Cation
Ester
32. Shows only the simplest ratio of the number and kids of atoms
Empirical formula
Aromatic compound
Fallout
Calorimeter
33. A cell in which electrolysis is carried out
Electrolytic cell
Activation energy
Critical mass
chemistry
34. Solid carbon dioxide
Emulsion
Denatured alcohol
Dry ice
erg
35. Temperature scale that has 32 as freezing point and 212 as boiling point
Effusion
Alkyl
Fahrenheit scale
Energy
36. Covalence in which both electrons in a pair come from the same atom
Diffusion
Dew point
Dialysis
Coordinate covalence
37. The mass per unit volume of a substance; mathematical formula D=m/V
Equilibrium
Atomic radius
Density
Calorie
38. E=mc2 - relates mass to energy
Einstein equation
Absolute temperature
Fixation of nitrogen
Absorption
39. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Atomic mass
Dew point
Colloids
Flux
40. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Dipole-dipole attraction
Absorption
Buffer
Combustion
41. Capacity to do work
Atomic number
Energy
Ductile
Emulsifying agent
42. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Effusion
Control rod
Bond energy
Endothermic
43. A substance that speeds up or slows down a reaction without being permanently changed itself
Dissociation (ionic)
Actinide series
Catalyst
Atomic number
44. An instrument used to measure the amount of heat liberated or absorbed during a change
Acid salt
Calorimeter
Catalyst
Absorption
45. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Efflorescence
Ester
Avagadro's number
Acid salt
46. High=speed - negatively charged electrons emitted in radiations
Chemical change
Beta particles
Diffusion
Acid
47. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Absorption
Fission
Decomposition
Calorie
48. 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
Cyclotron
Chain reaction
Avagadro's number
Bonding
49. The temperature above which no gas can be liquefied - regardless of the pressure applied
Displacement
Critical temperature
Atomic radius
Electrode
50. Positively charged helium nuclei
Alpha particles
Fission
Aromatic compound
Alcohol