hydogen Flashcards
What is the reagant used in clarks process
calcium hydroxide
What is calgons process used for ?
What is calgon the commercial name of ?
calgons process is used to remove permanent hardness of water
calgon is the commercicial name of sodium hexametaphosphate
name the methods to remove permanent hardness
calgons method
synthetic resin method
ion exchange using zeolite
state whether h2o2 acts as oxidising or reducing agent in acidic and basic medium
in acidic medium –acts as oxidising agent mostly but can also show reducing character
in basic medium it acts as reducing agent
the autooxidation of what reagant gives us H2O2 `
2 ethyl anthraquinol
what happens in merkels process
sodium peroxide (Na2O2) reacts with H2so4 to give H2o2 and Na2so4
actually any peroxide can be used
name 3 reagants barium peroxide can react with to form H2O2
H2CO3
BaO2 .8H2O CAN REACT WITH H2SO4
BaO2.H2SO4 can react with H3PO4 to form Ba3PO4