e-Ea/RT represents the fraction of molecules with energies equal to or greater than Ea. In chemical kinetics, the pre-exponential factor or A... View Article
The electronic configuration of chromium in [Cr(NH3)6]3+ is [Ar]3d54s1. Chromium is a chemical element with the symbol Cr and atomic number... View Article
LiCl and MgCl2 both are soluble in ethanol. Alcohol forms hydrogen bonding, and it also has a covalent character, so it is a polar solvent. Due... View Article
Conductivity becomes equal to molar conductivity when 1 cm3 of the solution placed between two large electrodes of 1 cm2 area of cross-section... View Article
DNA has a unique property of replication. Replication is a process by which a single DNA molecule produces two identical copies of itself. DNA,... View Article
Calcium nitrate on dissociation gives 2 moles of nitrate ions and one mole of calcium ions, so the total number of moles of ions is 2+1=3.0 It... View Article
This element belongs to group 1 i.e. alkali metals group and metallic oxides are basic. Oxides are binary compounds formed by the reaction of... View Article
Blood lacking corpuscles and fibrinogen are called serum. The serum is the fluid part of the blood and does not contain a clotting agent.... View Article
We prefer a convex mirror as a rear-view mirror in vehicles because it gives a wider field of view, which allows the driver to see most of the... View Article
The X chromosome is present in males as well as in females. Therefore, the X-linked traits can be present in both males and in females! A sex... View Article
The loudness and softness of sound depend on the amplitude of the wave. More the amplitude more is the loudness. The loudness of sound is... View Article
BeCl2 in vapour phase exists as a mixture of monomer BeCl2 and dimer Be2Cl4. Monomer Monomer is defined as a simple molecule with two or more... View Article
Partially deactivated palladised charcoal is known as Lindlar's catalyst. Lindlar's Catalyst The catalyst is used for the hydrogenation of... View Article
Answer: (a) 23Â A prime number is a positive integer having exactly two factors. If p is a prime, then its only factors are necessarily 1 and p... View Article
Water is one of the important resources which helps for sustaining life. If the water bodies are polluted, then all lives will be in danger. Here... View Article
Aldehydes are formed. Rosenmund’s reduction reaction is used for the preparation of Aldehydes from acyl chloride or acid chloride. (RCOCl).... View Article
Silicones being surrounded by non-polar alkyl groups are water-repelling in nature. Silicones are high-performance materials that include... View Article
Cannizzaro's reaction is given by aldehydes that do not have α− hydrogen, so it will not undergo the Cannizzaro reaction. Cannizzaro's reaction... View Article