chemistry terms 2 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
definition | term |
C compund with a CC tripple bond | alkynes |
particle with 2 protons and 2 neutrons (Helium nucleus) | alpha particle radiation |
negatively charged ion | anion |
theoretical reactor that produces more fissionable fuel than it consumes | breeder reactor |
electrode where oxidation occurs | anode |
atomic mass unit, weight of C12 atom | AMU |
number of protons in the nucleus of an atom | atomic number |
6.022 x 10^23; number of particles per mole of a substance | Avogadro's number |
H+ acceptor; produces an excells of OH- ions in solution | base |
radiation composed of electrons | beta particle |
unit of energy; 1 cal = 4.18 joules | calorie |
electrode at which reduction occurs | cathode |
chargfe holding abiligy | capacitance |
positively charged ion | cation |
a molecule that cannot be superimposed on its mirror image | chiral |
attractive forces between like molecules | cohesive forces |
smallest amount of fissionable material needed to sustain a chain reaction | critical mass |
transfer of heat by contact | conduction |
transfer of heat by circulation currents | convection |
Ohm's law (I=V/R) | current/voltage relationship |
Mass/volume ratio | density |
aka heavy hydrogen, extra neutron | deuterium |
light spreading when passing through a slit | diffraction |
change in sound frequency due to object moving | Doppler effect |
solid carbon dioxide | dry ice |
substance that produces ions in a solution | electrolyte |
electromotive force; electrical pressure measured in volts | EMF |
reaction in which heat is absorbed | endothermic |
measure of disorder in a system | entropy |
reaction in which heat is given off | exothermic |
charge equal to 1 mole of electrons | faraday |
splitting of a large nucleus into two or more | fission |
joining of 2 light nuclei to form a more massive one | fusion |
gas temp/volume relationships | charles' law |
gas pressure/volume relationship | boyle's law |
lowest energuy and most stable state | ground state |
energuy required to melt a solid | heat of fusion |
energuy required to vaporize a liquid | heat of vaporization |
commercial ammonia making process | Haber process |
PV=nRT | ideal gas law |
electrically charged atom | ion |
compounds whose molecules are the same but have different structures | isomer |
atoms of the same element with different nummber of neutrons, thus having different molecular weights | isotope |
energuy of motion | kinetic energy |
electron pair acceptor | Lewis acid |
electron pair donor | Lewis base |
number of protons and neutrons in a nucleus | mass number |
curved upper surface of a liquid column | meniscus |
liquids that mix with eachother in all proportions | miscible |
concentration given by: moles of substance./liters of solution | molarity |
6.02 x 10^23 particles of a substance | mole |
product of mass and velocity of an object | momentum |
electronically neutral particle w/ that same mass as a proton | neutron |
gasses that dont form compounds easily | noble gasses/ inert gasses |
net movement of a solvent towards an area of greater solute concentration | osmosis |
process in which a substance loses one or more electrons | oxidation |
molecule with 3 oxygen atoms | ozone |
bundle of light particles | photon |
repeating units of molecules in a chain | polymer |
rate at which work is done | power |
transfer of heat by waves | radiation |
light bending | refraction |
Moh's Scale | scale of hardness |
density of an object relative to water | specific gravity |
relationships among the quantities of products and reactants in a chemical reaction | stoichiometry |
substance that undergoes a change at low temperatures that allows it to conduct electricity with zero resistance | superconductor |
intermolecular cohesive attraction that causes a liquid to minimize its surface area | surface tension |
energuy is conserved | thermodynamics law #1 |
entropy (disorder) is increasing | thermodynamics law#2 |
device that changes electrical voltage | transformer |
temperature at which solid, liquid, and gas phases exist in equilibrium | triple point |
outermost electrons used in bonding | valence electrons |
tending to evaporate readily | valatile |
movement of an object against a force | work |
Created by:
Rubashov404
Popular Chemistry sets