Match each set of reactions on the left to a product on the right. Answers may be repeated. Chiral products are racemic.
a) PCC (Pyridinium chlorochromate)
b) RCO₃H (Carboxylic acid)
c) H₃O⁺/Na (Hydronium ion/Sodium)
d) OsO₄/H⁺ (Osmium tetroxide/Hydrogen ion)