Chemistry

Answer: The functionally active form of Vitamin D is Calcitriol, also known scientifically as 1,25-dihydroxyvitamin D3. This is… Read More

Answer: The father of Physical Chemistry is Wilhelm Ostwald. He made significant contributions to the study of chemical… Read More

Answer: Schiff reagent reacts with aldehydes to form a magenta or pink colour. It contains decolourised fuchsin (rosaniline… Read More

Answer: Tin (Sn) and lead (Pb) are generally used in fuse wire. It is used in electrical fuses,… Read More

Answer: Distilled water is often assumed to be a good conductor of electricity, but this is a common… Read More

Answer: Sulphur cannot be found in its pure form in nature. Sulphur can be found in nature as… Read More

Answer: The difference between esterification and saponification reactions of organic compounds is that esterification is a chemical reaction in… Read More

Answer: Ice at 273 Kelvin (which is 0°C) is more effective in cooling than water at the same… Read More

Answer: The valency of sulphite (SO₃²⁻) is 2, of nitrate (NO₃⁻) is 1, and that of hydroxide (OH⁻) is… Read More