1 A catalyst mixed with a selective inhibiting agent is called a___________ catalyst.
poisoned
enzymatic
biological
chemical
2 ____________ reaction is a reaction which yields predominantly one isomer.
Enzymatic
Electrolytic
Stereoselective
Oxidation
3 A radical __________has one centre with a negative charge and another, with an unpaired electron.
cation
ion
anion
proton
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