Since the formula of Fe2O3 cannot be reduced to a simpler formula which represents the whole number ratio of various atoms in a compound, the... View Article
In the second f transition series, also known as the actinoid series, the filling up of 5f orbitals begins with thorium (Z = 90) and ends up with... View Article
Answer: The number of units in one mole of any substance is known as Avogadro’s constant or Avogadro number. The units may be ions, electrons,... View Article
Anthrax is caused by infection with Bacillus anthracis, a hardy, spore-forming bacterium that can survive in extreme conditions for a long time.... View Article
The first period has two orbitals and hence accommodates 2 electrons in it. Thus it justifies the fact that there are two elements in the first... View Article
Answer: Natural source of acetic acid - Vinegar Fermenting fruits make acetic acid naturally. Some bacteria also excrete it, such as the... View Article
No. of spheres that form a tetrahedral void is Four 3 in one plane and 1 in the axis. In a cubic, close-packed structure, spheres of the second... View Article
Valence bond theory helps to know about the shape of the molecule. According to the valence bond theory, electrons in a molecule occupy atomic... View Article
Gallium has a very low melting point; it starts melting in hand. The element gallium possesses some properties for a heat-transfer liquid. In... View Article
The buoyant force due to a liquid acts vertically upward. Buoyancy is the force that causes objects to float. It is the force exerted on an... View Article
The common name of Haloalkane is Alkyl halide. The replacement of hydrogen atom(s) in a hydrocarbon, aliphatic or aromatic, by a halogen... View Article
Atoms are the building blocks of matter. The atom is made of many smaller pieces, known as subatomic particles. Every atom contains a central... View Article
Travelling to space is one of the toughest things said by many astronauts. One of the most challenging parts of space training was learning how... View Article
Cortical reaction: The reaction that takes place when the sperm has successfully penetrated an egg in order to prevent polyspermy is known as... View Article
Blackman proposed the law of limiting factor. According to this law, When a chemical process is affected by more than one factor, its rate will... View Article
A receptor is usually a protein or proteinaceous material. It is used for receiving and transducing the signals that are integrated into... View Article
A circle is the locus of points that moves in a plane such that its distance from a fixed point is always constant. The fixed point is called the... View Article
Answer: Lysosomes are sphere-shaped sacs filled with hydrolytic enzymes that have the capability to break down many types of biomolecules.... View Article