KINETICS Word Scramble
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Question | Answer |
KINETICS ISTHE STUDY OF.. SPEED OF REACTION USEFUL IN CHEM ENGINEEEING. | |
WHEN SILVERNITRATE MIXED WITH NACL... REACTION VERY FAST .. | |
RATE OF CHEMICAL REACTION ? CHANGE INN CONC / TIMEBTAKE OR CHANGE IN REACTANT / CHANGE IN PRODUCT/ TIME. | |
IF CHANGE IN REACTANT .. CHANGE IN CONCNETRATION OF REACTANT IN MOLDM-3 SO IN RECATION REACTION FALL UNTIL REACTANT USED UP. SLOPE MEASURE RATE OF REACTION | |
SLOPE DECREASES AS ... REACTANT DECREASES REACTANT USED UP. | |
GRADIENT OF SLOPE 0 WHEN... REACTION DONE | |
RATE OF REACTION ALSO ... AMOUNT OF PRODUCT PRODUCED / TIME | |
COLLISION THEORY STATES... COLLIDING MOLECULESNUST HIT WITH ENOUGH SUFFICIENT ENRGY TO REACT. | |
GRAPH OF PRODUCT / TIME ? LOOKS LIKE HOOKES LAW CURVE THEN PLATEAUS. | |
PARTICALES IONS IONS SOLUTION ,MOLECULES OF GAS.. MOVE MPRE RANDOMLY AT DIFF SPEEDS3 | |
MAXWELL AND BOPTMAN CALCULATED ... THE DISTRIBUTION OF SPEEDS OF.MOLECULES IN GAS AND KINETIC ENERGIES. | |
IF HIGHER TEMP ... AVERAGE KINETIC ENRGY IS GREATER | |
GRAPH OF FRACTION OF MOLECULES WITH ENERGY AGAINST KIN ENERGY OF 2 DIFF TEMPS... NUMBER OF MOLECUELS / AREA IS SAME FOR BOTH. HIGHER TEMP STEEPER GRADIENT | |
COLLISION THEORY SECOND REQUIREMENT IS ... COLLIDIBG MOLECULES MUST HAVE ACTIVATION ENERGY BETWEEN THEM | |
ACTIVATION ENRGY? THE MINIMUM AMOUNT OF ENERGY REQUIRED FOR A CHEMICAL REACTION BE SCCCESSFUL. REACTANTS TO PRODUCTS. | |
FOR A REACTION AT ROOM TEMP ONLY 1 IN 10^12 ... MOLECULES POSSES THE ACTIVATION ENERGY. | |
AREA UNDER ACTIVATION ENRGY LINE ... SHOWS AMOUNT OF MOLECULES THAT HAVE ACTIVATION ENERGY. | |
IF ACTIVATION ENRGY HIGH... NO OF PARTICLES WITH ACTIVATION ENRGY LOW.. SO NO REACTION SYSTEM IS KINETICALLY STABLE . REACTION WILL HAPPEN IN TEMP INCREASED. | |
FPR SYSTEM TO BE KINETICALLY UNSTABLE.... PARTICLES NEED TO GAIN KINETIC ENERGY EQUAL OR GREATER THAN ACTIVATION.ENRGY . E.G. HYDRPGEN AND OXYGEN REACTION THERMOCHEMICALLY UNSTABLE RELATIVE TO PRODUCT WATER. AC ENRGY SO HIGH THAT REACTION.NOT OCCUR AT | |
3RD REQUIREMNT OF COLLISION THEORY... PARTICALESMUSTHAVE CORRECT ORRIENTATION ON COLLISION E.G. REACTION BETWEEN CH3I AND OH- OH- ION MUST APPROACH FROM OPP SIDE IF OH ION APPROCHES ON SMAE SIDE OF IODINE ... NO REACTION TAKES PLACE. | |
COLKISION.ONLY SUCCESSFUP IF.... COLLIDING MOL POSSESS KINETIC ENRGY EQUAL TO AOR GREATER THAN ACTIVATIOJLN ENERGY. | |
LOW AC ENERGY ... MEANS FAST REACTION | |
SUMMARY OF.COLLISON THEORY .. MOLECULES MUST COLLIDE WITH CORRECT ORIENTATION. REACTION WITH COMPLEX MOLEFULES FEWER WILL HAVE CORRECT ORIENTION THAN SIMPLIER MOLE. | |
VERY HIGH ACTIVATION ENRGY MEANS ... KINETICALLY STABLE | |
HOR HOMOGENOUS REACTION OF GASES AND INCREASE IN PRESSURE AT CPNSTANT TEMP... INCREASES REACTION RATE. |
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ufuoma
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