Haloalkanes and...

Select the incorrect statement (s) 

Given the correct order of initial $$T$$ or $$F$$ for the following statements. Use $$T$$ if the statement is true and use $$F$$ if the statement is false.
I. $$Me-CH=C=C=CH-Br$$ is optically active.
II. All optically active compounds are chiral.
III. All chiral pyramidal molecules are optically inactive.
IV. $$CH_{3}-CH_{2}-CH_{2}-COOH$$ and $$CH_{3}-CH_2-CH_{3}$$ are positional isomers.

In chlorobenzene, $$-Cl$$ group attached to benzene acts as activating ortho-para directing due to:

Which alcohol will give only $$E_{1}$$ reaction?

Rank the alkyl halides in order of increasing reactivity in $$ E_2 $$ reaction.

Write the product :

Compound $$C_4H_8Cl_2 \,(A)$$ on hydrolysis gives a compound $$C_4H_8O(B)$$ which reacts with hydroxylamine and does not give any test with Tollens regent . What are (A) and (B)?

Alkyl halides can be obtained by all methods except?

Which of the following do not form Grignard reagent?