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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. Chemical reaction that results in an absorption of heat
Antichlor
Endothermic
Amino acid
Double displacement
2. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Critical temperature
Alloy
Celsius scale
Carbon dating
3. Science concerned with the compositions of substances and the changes that they undergo
chemistry
Aromatic compound
Electron
Cathode
4. Referring to a compound composed of two elements such as water
Filteration
Deuterium
Control rod
Binary
5. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Celsius scale
Combustion
Compound
Boiling point
6. 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
Crystallization
adsorbtion
Boiling point
Ductile
7. Shorthand method of showing the changes that take place in a chemical reaction
Equation
Electron
chemistry
Dipole-dipole attraction
8. 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
Critical mass
Amphoteric
Antichlor
Atomic radius
9. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Element
Combustion
Base
Dehydrate
10. A terminal of an electrolytic cell
Double bond
Electrode
Atomic number
Breeder reactor
11. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Electron
Crystallization
Energy
Critical mass
12. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Absolute temperature
Equilibrium
Celsius scale
Aromatic compound
13. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Dipole-dipole attraction
Combustion
Buffer
Anhydride
14. Separation of the ions of an ionic compound due to the action of a solvent
Carbon dating
Dissociation (ionic)
Absolute temperature
Breeder reactor
15. The measure of disorder in a system
Entropy
Binary
Covalent bonding
Atomic radius
16. Capacity to do work
erg
Energy
Critical temperature
Equilibrium
17. Chemical reaction between an alcohol and an acid - in which an ester is formed
Flux
Esterification
Basic anhydride
Double displacement
18. The energy needed to break a chemical bond and form a neutral atom
Binary
Bond energy
Deuterium
Fallout
19. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Cathode rays
Atomic number
Flux
eudiometer
20. Shows only the simplest ratio of the number and kids of atoms
Ductile
Acid salt
Covalent bonding
Empirical formula
21. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Activation energy
Atomic number
Carbon dating
Double bond
22. The breaking down of a compound into two or more simpler substances
Alpha particles
Endothermic
Emulsion
Analysis
23. A substance composed of elements chemically united in definite proportions by weight
Anion
Electrolysis
Compound
Amino acid
24. A metallic oxide that forms a base when placed in water
Alkaline
Basic anhydride
Electronegativity
Critical mass
25. The highest temperature at which water vapor condenses out of the air
Cyclotron
Breeder reactor
Dew point
Coordinate covalence
26. The minimum energy necessary to start a reaction
Dipole-dipole attraction
Activation energy
Coordinate covalence
Dissociation (ionic)
27. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Basic anhydride
Buffer
Base
Amphoteric
28. One of the "building blocks" of proteins; contains one or more NH2- groups that have replaced the same number of hydrogen atoms in an organic acid
Actinide series
Amino acid
Dehydrate
Aromatic compound
29. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Base
Enthalpy
Covalent bonding
Destructive distillation
30. The mass per unit volume of a substance; mathematical formula D=m/V
Brownian movement
Celsius scale
Combustion
Density
31. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Bonding
Avagadro's number
Double displacement
Atmosphere
32. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Double bond
Barometer
Equation
Atomic radius
33. The average mass of a number; bottom number on the element
Alloy
Analysis
Atomic mass
Electrode potential
34. 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)
Catalyst
Double displacement
Base
Anhydride
35. E=mc2 - relates mass to energy
Compound
Amine
Entropy
Einstein equation
36. 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
Bond energy
eudiometer
Deuterium
Acid
37. Particles larger than those found in a solution but smaller than those in a suspension
Amino acid
Denatured alcohol
Enthalpy
Colloids
38. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Dew point
Actinide series
Enthalpy
Filteration
39. Absorbtion by a substance of water from the air - so that the substance becomes wet
Deliquesence
adsorbtion
Celsius scale
Cathode
40. A property of a solution that depends primarily on the concentration - not the type of particles present
Antichlor
Energy
Alkyl
Colligative propery
41. The process whereby gases or liquids intermingle freely of their own accord
Chemical change
Diffusion
Emulsifying agent
Double displacement
42. Temperature measured on the absolute scale - which has its origin at absolute zero
Absolute temperature
Amino acid
Effervescence
Equilibrium
43. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Einstein equation
Equilibrium
Fahrenheit scale
Anion
44. Forms of the same element that differ in their crystalline structures
Barometer
Allotropic forms
Avagadro's number
Deliquesence
45. Temperature scale that has 32 as freezing point and 212 as boiling point
Dehydrating agent
Bond energy
Fahrenheit scale
Atmosphere
46. Unit for expressing the kinetic energy of subatomic particles; the energy acquired by an electron when it is accelerated by a potential difference of 1 volt
Electron volt
Exothermic
Bond energy
Amino acid
47. Organic compound containing the -O- group
Colligative propery
Chain reaction
Ether
Activated Charcoal
48. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Actinide series
Acid
Deuterium
Filteration
49. 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
Atomic radius
Effervescence
Base
Electrolysis
50. A liquid that will conduct and electric current
Barometer
Ester
Electrolyte
distillation