OA2011

Which of the following group activates the benzene ring most towards electrophili

Which of the following group activates the benzene ring most towards electrophilic substitution Options (a) –CHO (b) –NR₂ (c) –NHCOCH₃…

Which of the suggested tests can be used to differentiate the given compounds

Which of the suggested tests can be used to differentiate the given compounds Options (a) 1⁰ and 2⁰ amine(carbylamine test)…

Bleaching powder is prepared from the reaction of

Bleaching powder is prepared from the reaction of Options (a) slacked lime and chlorine (b) quicklime and chlorine (c) burnt…

Radius ratio of an ionic compound is 0.93. The structure of the above

Radius ratio of an ionic compound is 0.93. The structure of the above ionic compound is of Options (a) NaCl…

The end of DNA fragments are sticky due to

The end of DNA fragments are sticky due to Options (a) Unpaired bases (b) Free methylation (c) Endonuclease (d) Calcium…

Chipko movement is connected with

Chipko movement is connected with Options (a) Conservation of natural resources (b) Plant/forest conservation (c) Plant breeding (d) Project tiger…

A technique of deliberate manipulation of genes/transfer of gene to a different

A technique of deliberate manipulation of genes/transfer of gene to a different organism is Options (a) Gene therapy (b) Tissue…

Aspirin is an

Aspirin is an Options (a) antithistamine (b) antimalarial (c) analgesic (d) antibiotic Correct Answer: analgesicExplanation:No explanation available. Be the first…