Science Chemistry[Chemical reaction and equation] Flashcards
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WHAT IS A CHEIMCAL REACTION
CHEMICAL REACTION IS A CHEMICAL CHANGE WHICH IS PREMENATE AND COULD NOT BE REVERSIBLE.
WHAT IS A CHEMICAL EQUATION?
CHEMICAL EQUATION IS A REPRESENTATION OF CHEMICAL REACTION IN WORDS AND SYMBOLS IT IS A REPRESENTATION IN WHICH THE REACTION IS PRESENTING IN WORDS OR SYMBOL FORMAT.
WHAT DID YOU KNOW ABOUT DECOMPOTION REACTION?
DECOMPOTION REACTION IS A REACTION IN WHICH THIER IS ONLY ONE REACTANT BUT MORE THAN ONE PRODUCT. EG Pb(NO3)2 –> PbO2 + NO2 + O2
WHAT IS COMBINATION REACTION? EXAMPLES OF THIS TOO
COMBINATION REACTION IS A TYPE OF REACTION IN WHICH THIER ARE MORE THAN ONE REACTANT BUT SINGLE PRODUCT IS FORMED. EG: Ca(OH)2 + CO2–> CaCO3
GIVE THE ALL TYPES OF DECOMPOTION REACTION ?
1)PHOTO(SUNLIGHT)
2)ELECTRICITY
3)THERMIAL(HEAT)
WHAT DO YOU KNOW ABOUT DISPLACEMENT REACTION?
DISPLACEMENT REACTION IS A TYPE OF REACTION IN THE HIGHER REACTIVE METAL REPLACE THE LOWER REACTIVE METAL IN ITS COMPOND.
DOUBLE DISPLACEMENT REACTION EXPLAIN?
DOUBLE DISPLACEMENT REACTION IS A EXCHANGE OF IONS BETWEEN TWO COMPONDS IN AN AQUEOUS SOULTION.
WHAT IS REDOX REACTION?
WHEN BOTH OXISIDION AND REDUCTION REACTIONS HAPPENDED IN A CHEMICAL REACTION THAT IS KNWON AS REDOX REACTION.
WHAT IS CORROSION?
CORROSION IS A PROCESS IN WHICH METAL S ARE ATTACKED BY THERE SURROUNDINGS LIKE MOSTURE AND AIR.
WHAT IS RANCIDITY
RANCIDITY IS THE PROCESS IN WHICH THE FATS AND OIL OF A FOOD GET OXIDIEDS
WHY WE NEED TO BALANCE A CHEMICAL EQUATION?
WE NEED TO BALANCE THE CHIMECAL EQUATION BECAUSE TO FOLLOW THE LAW OF CONVERSATION OF MASS WHICH STATES THAT MASS CAN NEITHER BE CREATED NOR BE DESTORYED.