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Q. Describe about temperature scales?
The temperature of an entity explains how hot or cold the object is relative to other objects. Scientists utilize two temperature scales-the Celsius scale and the Kelvin scale-to measure temperature. You will be utilizing the Celsius scale in most of your experiments. On the Celsius scale the freezing point of the water is defined as 0 degrees and the boiling point of water is defined as 100 degrees.
describe exothermic and endothermic reactions with examples.
examples
Draw the structures of white phosphorus and red phosphorus. Which one of these two types of phosphorus is more reactive and why?
In a multi-electron atom, which of the following orbitals described by the three quantum members will have the same energy in the absence of magnetic and electric fields: (1)n=
A number of ionic compounds e.g.Agcl , caF 2 BaSo 4 are insoluble in water. This is because: (1) Ionic compounds do not dissolve in water (2) Water has a high dielectri
Q. Explain about Bohr atomic model? Bohr anticipated that hydrogen's single electron could orbit at only specific distances from the atom's nucleus. When the electron is in the
Name the chemical components which constitute nucleotides. Write any two functions of nucleotides in a cell.
Nomenclature of organic compounds - Trivial System The meaning of Nomenclature is assignment of names to organic compounds. There are two major systems of nomenclature of org
what is the classification, applications and structures of azo dyes? how can they be removed from textile and other industrial effluents by semi-interpenetrating networks ?
1. why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character. 2. Why is aqueous solution of Eu2+ thermodynamically less susceptible to oxidation than any
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