What configurations are found in the product(s) of the reaction below?

Which of the following alkenes is most stable? Write your answer using a number in the text box below. 

Which of the following alkenes is most stable? Write your answer using a number in the text box below.  

What reagents are necessary to complete the following transformation?    

Classify the following molecule as and E isomer, a Z isomer, or neither. Write your answer in the text box below using capital letters. 

What is the major organic product formed in the following reaction?

A reaction of an unknown alkene with meta-chloroperoxybenzoic acid (MCPBA) in dichloromethane followed by hydrolysis with H2O/H+ yielded, as the major product, a racemic mixture of (2S, 3S) and (2R, 3R)-3-methylpentan-2,3-diol. What is the specific structure of the alkene used in the reaction?

Which of the following does characterize a more highly substituted carbocation? I.  Forms more rapidly than less highly substituted carbocationsII. Forms product more slowly than less highly substituted carbocationsIII. Has a smaller ΔGŧ (activation energy) than less highly substituted carbocationsIV. Is more stable than less highly substituted carbocations  

When an alkene is subjected to treatment with Hg(OAc)2 in methanol followed by reaction with NaBH4, what new class of compound is formed?

In the following ozonolysis reaction, if we start with optically pure S-enantiomer, the product(s) obtained will be