Complex ions containing transition metals are usually coloured, whereas the similar ions from non-transition metals are not coloured. The reason... View Article
Chlorine is a non-metal. Metals are good conductors of heat and electricity, and are malleable. Non-metals are (usually) poor conductors of heat... View Article
Projectile motion is a form of motion where an object moves in a bilaterally symmetrical, parabolic path. The path that the object follows is... View Article
When we write the electron configuration for Silicon the first two electrons will go in the 1s orbital. Since 1s can only hold two electrons the... View Article
Identify the central atom Count its valence electrons Add one electron for each bonding atom Add or subtract electrons for charge Divide... View Article
Potassium is a chemical element with symbol K and atomic number 19. The Atomic mass of Potassium is 39.0983 To calculate Molar Mass, multiply the... View Article
Occlusion means the absorption of a substance from a gaseous medium by solids or melts. During occlusion, gases are absorbed by the entire volume... View Article
An allele is a viable DNA (deoxyribonucleic acid) coding that occupies a given locus (position) on a chromosome. In a diploid organism, one that... View Article
The atomic number of zinc is 30, that says that all zinc atoms have 30 protons in their nuclei. The electron configuration of a neutral zinc atom... View Article
The specific heat of ice in calories is 0.5 g/ºC. The specific heat of water is 1 calorie/gram °C = 4.186 joule/gram °C which is higher than any... View Article
Work is defined as the force in the direction of displacement times displacement. It is a scalar quantity having S.I unit Joule.W=Fs Work can be... View Article
In biology Morphology is termed as the study of the size, shape, and structure of animals , plants , and microorganisms and of the relationships... View Article
Iodine is a chemical element with the symbol I and atomic number 53. The molecular weight of Iodine is determined by the sum of the atomic... View Article
The oxidation number of an atom is the charge that atom would have if the compound was composed of ions. The sum of the oxidation numbers in a... View Article
Molecular Formula of hexene is C6H12 . Hexene is a colourless liquid. It contains 6 carbon atoms in a molecule.The suffix -ene means that a... View Article
Barium is a chemical element with symbol Ba and atomic number 56. It is classified as an alkaline earth metal, which is a solid at room... View Article
The molar mass of an element is its atomic weight in grams/mole (g/mol). The atomic weight for helium on the periodic table is 4.002602. All... View Article
AlCl3 has 6 covalent bonds and 2 coordinate bonds. Chlorine has 17 electrons. 10 electrons are occupied in these orbitals (1S,2S,2P orbitals).... View Article
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 25th November 2020. Important news and views to... View Article
