All the living and non-living organisms need water for the survival of life. The water cycle is an extremely important process because it enables... View Article
Crude oil and petroleum fossil fuels are mixtures of hydrocarbons that formed from the remains of animals and plants. The word petroleum means... View Article
In the first structure Formal Charge on 2 single bonded F = 7 - (6 + 2/2) = 0 Formal Charge on double bonded F = 7 - (4 + 4/2) = +1 Formal Charge... View Article
In NH3, there are 4 electron pairs (3 bonding pairs & 1 lone pair) in the outermost shell of N. Phosphorous has a bigger size and larger p... View Article
A ray of light is incident on a totally reflecting surface (mirror) at a certain point. This point is called point of incidence. If we draw a... View Article
Alkyl halides have dipole-dipole attraction among them as the hydrogen molecules consist of hydrogen bonding or van der Waal's forces of... View Article
Glycolysis is the sequence of chemical reactions catalysed by cellular enzymes occurring in the cytoplasm of cells that breaks down glucose, that... View Article
Answer: When carbon dioxide is passed through lime water, it turns milky due to the formation of calcium carbonate. Ca(OH)2(aq) + CO2(aq)→... View Article
The molecule will have a total of 34 valence electrons, 6 from sulphur, and 7 from each of the four fluorine atoms. In sulphur tetrafluoride, the... View Article
The most reactive non-metals reside in the upper right portion of the periodic table. Since the noble gases are a special group because of their... View Article
The electromagnetic spectrum comprises a variety of types of electromagnetic waves, each with different wavelengths or frequencies. White light... View Article
There are no units for the index of refraction, because it is merely a ratio. The refractive index of a medium is the ratio of the speed of light... View Article
The systemic heart of fishes consists of four chambers in series, the sinus venosus, atrium, ventricle, and conus or bulbus. The heart is... View Article
A complexometric titration uses the formation of a coloured complex to indicate the endpoint. Complexometric titration (sometimes chelatometry)... View Article
Let x be the oxidation state of N, hence: x+2 x (-2)=0 x=+4 The oxidation state of N in NO2 is +4. NO2 is nitrogen dioxide which is a bent... View Article
Terrace farming refers to the act of creating steps or terraces on mountain slopes to carry out farming activities. In India, terrace cultivation... View Article
DIHYDROGENPHOSPHATE ION is the name H2PO4(−) Dihydrogenphosphate is a monovalent inorganic anion that consists of phosphoric acid in which... View Article