What is the Molecular Formula for Glucose _______ ?
A. C4H10O6 B. C5H11O6 C. C6H12O6 D. S6H12O6
Which of the following is a diverse group of hydrophobic molecules?
A. Carbohydrates B. Lipids C. Proteins D. Nucleic acids
What is the chemical formula for Sulfuric acid?
A. C2H6O B. CaSO4 C. C2H4O2 D. H2SO4
The M.K.S. system was first introduced by _________ ?
A. Giorgi B. Archimedes C. Eienstein D. Newton
A mixture of sand and naphthalene can be separated by ________ ?
A. Chromatography B. Fractional distillation C. Sublimation D. None of these
What is the chemical formula for Sodium carbonate _______ ?
A. Na3CO2 B. CNa2O3 C. Na2CO3 D. Na3CO3
A ‘breath test’ used by traffic police to check drunken driving uses ____?
A. Turmeric on filter paper B. Silica gel coated with silver nitrate C. potassium permanganate-sulphuric acid D. Potassium dichromatic-sulphuric acid
Brass gets discolored in air because of the presence of which of the following gases in air ________
A. Carbon dioxide B. Oxygen C. Nitrogen D. Hydrogen sulphide
Hydrogen bomb is based on the principle of ________ ?
A. Nuclear fusion B. Artificial radioactivity C. Natural radioactivity D. Nuclear fission