Acetyl chloride, when treated with dimethyl cadmium, gives acetone. Dimethyl cadmium acts as an alkylating reagent that provides a methyl group,... View Article
Estrogen is the hormone that triggers puberty in female Estrogens (also called Oestrogens) are steroid compounds that are important for... View Article
Pearls are formed inside the oysters. A cultured pearl is a genuine pearl, produced by an oyster or mollusc, but with human assistance. There... View Article
We know the relationship: Temperature in Kelvin = Temperature in °C + 273 Substitute the given value in the equation and then calculate the other... View Article
The number of sigma bonds =13 and pi bonds = 3 Sigma and pi bonds are chemical covalent bonds. The overlap of atomic orbitals forms sigma and... View Article
The complex [Co(en)3]3+Â Â exhibits a type of optical isomerism. Isomers have the same molecular formula, but have a different arrangement of the... View Article
The process of Mitosis continuously replaces skin cells. Mitosis happens for growth, repair and replacement. Skin cells being replaced would... View Article
On increasing the temperature, the system's entropy increases because the increase in temperature increases the kinetic energy of molecules and... View Article
Caustic soda absorbs moisture when exposed to air and hence shows an increased weight. Caustic soda ( sodium hydroxide ) is a versatile alkali.... View Article
Fossils are preserved remains of living organisms from the remote past. Fossil mainly preserves only a portion of the dead organism (e.g.,... View Article
50 km to 80 km The mesosphere is a layer of Earth's atmosphere. Temperature decreases with height throughout the mesosphere. The coldest... View Article
Voluntary action is under the control of ones will, whereas reflex action are spontaneous involuntary Involuntary actions are actions that... View Article
Avogadro's law made a distinction between atoms and molecules. Avogadro’s Law (sometimes referred to as Avogadro’s hypothesis or Avogadro’s... View Article
The bond formed between identical atoms is non-polar, and it has maximum covalent character. A covalent bond consists of the mutual sharing of... View Article
Answer: Overconsumption of resources with short-term aims in mind will provide a boost to the economy. However, the extended growth of the... View Article
The electronegativity of p-block elements across a period increases. On the periodic table, electronegativity generally increases as you move... View Article
Answer: We can confirm if a colourless liquid is pure by setting it to boil. If it boils at 100°C it is said to be pure. But if there is a... View Article
The relationship between the speed of sound, its frequency, and wavelength is the same as for all waves: Speed (v) = Wavelength ( λ) x Frequency... View Article