Yes, the density of a unit cell is the same as the density of the substance. The mass of a unit cell is equal to the product of the number of... View Article
Due to the difference in the size of cation involved, carbonates of alkali and alkaline earth metals differ in stability, lattice enthalpy and... View Article
A prime number is a number that has exactly two factors, i.e. '1' and the number itself. A composite number has more than two factors, which... View Article
Anti-parallel strands of a DNA molecule mean that phosphate groups at the start of two DNA strands (poles) are in the opposite position. DNA... View Article
Yes. We can recognize leaves without seeing them. You can look for the type of roots of the plant and identify the type of leaf. If the plant has... View Article
Scandium (Z=21) does not exhibit variable oxidation states. All the d-blocks elements exhibit various valencies or have variable oxidation... View Article
Squamous epithelium forms a selectively permeable surface at the lining of blood vessels. Epithelial tissue is classified based on the cell... View Article
An active metal reacting with water produces an oxide or hydroxide and hydrogen gas. Active Metal is a collective name for metals that react... View Article
Frequency is represented by v. It is defined as the number of waves that pass through a particular point in one second. The frequency is... View Article
A bond angle is an angle between two bonds originating from the same atom in a covalent species. When a molecule undergoes sp2 hybridization, the... View Article
The alkaline hydrolysis of oils and fats is called Saponification. On treating with a base such as NaOH, the ester is converted back to alcohol... View Article
The slowest step of the multistep reaction is known as the rate-determining step. A reaction mechanism is the sequence of elementary steps by... View Article
Uniform circular motion describes the motion of the body travelling in a circular path at a constant speed. Though the speed is constant, the... View Article
During the day time in coastal regions, the air above the land gets heated faster and starts rising. As this hot air rises up, a region of low... View Article
The energy in biomass, wind, solar energy and fossil fuels originally come from the Sun. Solar energy is the source of most energy on Earth.... View Article
Broilers are poultry breeds that are slaughtered for their meat. Chickens raised for eggs are usually called layers, while chickens raised for... View Article
Lead does not show any catenation. Catenation property means covalent bond formation within another carbon atom. It is due to the bonding of the... View Article
The oxidation state of hydrogen in H2O and H2O2 is +1. Oxidation state indicates the degree of oxidation for an atom in a chemical compound... View Article