The sulpha drugs are used for
The sulpha drugs are used for Options (a) removing bacteria (b) decreasing the size of bacteria (c) precipitating bacteria (d)…
7 years ago
PB1998
When ethyl alcohol (C₂H₅OH) reacts with thionyl chloride in the presence of
When ethyl alcohol (C₂H₅OH) reacts with thionyl chloride in the presence of pyridine the product obtained is Options (a) CH₃CH₂Cl…
7 years ago
Polyamide
Polyamide Options (a) orlon (b) nylon (c) teflon (d) terylene Correct Answer: nylonExplanation:No explanation available. Be the first to write…
7 years ago
The hydrolysis product of CH₃COCH₃ + CH₃MgBr is
The hydrolysis product of CH₃COCH₃ + CH₃MgBr is Options (a) ter-butyl alcohol (b) sec-butyl alcohol (c) iso-propyl alcohol (d) n-butyl…
7 years ago
Oleic,stearic and palmitic acids are
Oleic,stearic and palmitic acids are Options (a) nucleic acid (b) fatty acid (c) amino acid (d) nitric acid Correct Answer:…
7 years ago
The latest technique for the purification of organic concept is
The latest technique for the purification of organic concept is Options (a) chromatography (b) fractional distillation (c) crystallization (d) vaccum…
7 years ago
An important product in the ozone depletion by chlorofluorocarbons is
An important product in the ozone depletion by chlorofluorocarbons is Options (a) Cl₂ (b) OF₂ (c) OCl (d) O₂F₂ Correct…
7 years ago
Which type of bond is there in H₂S molecules
Which type of bond is there in H₂S molecules Options (a) ionic bond (b) coordinate (c) covalent bond (d) all…
7 years ago
The area of inner surface of bronchiole is
The area of inner surface of bronchiole is Options (a) 1 m² (b) 100 m² (c) 10 m² (d) 1000…
7 years ago
The most important example of point mutation is found in a disease called
The most important example of point mutation is found in a disease called Options (a) Thalassemia (b) Down's syndrome (c)…
7 years ago