| Ranjita asks : or tautomerism to occur , atleast one alpha hydrogen must be acidic?? what alpha hydrogen & acidic hydrogen means here & how multiple bond on cyclocompounds reduce acidic character of hydrogen???plzzz..explain. |
| Apeksha modi asks : if one coin is tossed twice then what is the probability of getting atleast one head? explain |
| Charming asks : i need list of means of communication in ancient tyms n the present wrld.. 8 means atleast.. sm bdy help.. |
| Surya teja asks : which r the top colleges in INDIA for AIEEE ,ATLEAST TOP 20 I NEED ,please tell me?????????????????? |
| Kartikeya negi asks : an exam has 150 objective questions with each question carrying 4 options.Find the no. of ways one can attempt the paper such that atleast 2 questions are answered. a)5* 150- 151 b)5*150-601 |