Which of the following alkenes will give anti-markownikoff's product as major product.

Which of the following follows Anti-Markownikoff's addition ?

Which of the following reaction is Anti-Markownikoff's addition ?

Which of the following reaction is Anti-Markownikoff's addition ?

Which of following alkene will give enantiomeric product on reaction with HBr?

Which of the following reaction will give acetylene as major product ?

Consider the following reaction Which of the following base will give best yield of the alkene II as the major product?

Which of the following reaction(s) give Hofmann product as the major product?