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Chemistry: Post your doubts here!

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Hi can anyone please help me with the following questions-
upload_2014-7-29_10-1-41.png

The answer is B, if possible can someone please highlight the chiral centres cause i thought it should be C

upload_2014-7-29_10-2-56.png
The answer is D, i don't get this one at all.

upload_2014-7-29_10-3-45.png
The answer is B though I thought it can equally be A or B.

upload_2014-7-29_10-22-6.png
The answer is C

upload_2014-7-29_10-48-4.png
The answer is B

upload_2014-7-29_12-28-19.png
The answer is C, that is option 2 and 3 is correct.

upload_2014-7-29_13-39-33.png
The answer is D

Thank you so much for your effort and time!:)
 
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Somebody pl suggest me that will i have to mug up the ph ranges for different indicators or not... And will i have to remember the end points of them???
 
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