How many stereogenic centers are there in xylitol?

2 Answers  

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what is a primary standard? what is a secondary standard solutions?

1 Answers   Practical Viva Questions,

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hi i am siva icompleted m,sc in organic chemistry in 2008&working as alecturer can u send me the interview qusetions with answers . i expected that i got 135 - 140 marks is there any chance to get selection my interview is on may 7th 2010

0 Answers  

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Pure (S)-2-butanol has a specific rotation of +13.52 degrees. A sample of 2-butanol prepared in the lab and purified by distillation has a calculated specific rotation of +6.76 degrees. What can you conclude about the composition?

1 Answers  

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Give the structure of the product obtained when benzene is acylated with succinic anhydride in the presence of AlCl3?

2 Answers  

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why are take potassium hydroxide molecular weight in total amine calculation

1 Answers  

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why should mostely use KH2PO4&K2HPO4 in HPLC?

1 Answers   Dishman, GVK,

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What is the structure of CO2 and CO?

4 Answers   Aptuit Laurus, Eisai,

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how to explain to a ten year old what a protoplasm is ???

3 Answers   Aurobindo,

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who is our p.m.

2 Answers   ONGC,

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In what ways can Actinium be used in conjunction with other elements or compounds to create new materials or compounds with specific properties?

0 Answers  

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Why don't electrons repel each other during the formation of bond?????????

1 Answers  

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