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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.
Q. Explain about Pyrometallurgy? Tri pyrometallurgy, the concentrated ore is heated up to a high temperature and reduction is done with a appropriate reducing agent. The differ
What are molecular orbitals? How are they formed? What does molecular orbital theory states? what is the significance of molecular orbital theory? Ans) Molecular orbitals are for
Hydrogen Peroxide Hydrogen peroxide is the other important hydride of oxygen. The oldest method of its preparation is by the action of dilute sulphuric acid on barium peroxide
Phenol + HNO3(in prescence of sulphuric acid) --> 2-nitrophenol + 4-nitrophenol.
PERIODIC TABLE and PERIODICITY OF ELEMENT
Why nitrate give blue color
H2O is liquid buy why H2s gas? who it is one group.
preparation of silicides
Concentration of electrons in the conduction band At equilibrium, there is no net current flowing across p-n junction. Concentration of electrons in the conduction band in cond
Q1: The complexes of Fe +2 with 1, 10- phenanthroline has a molar absorptivity of about 11,000 L/mol cm in water at 510 nm. A 20 ml water sample thought to contain Fe +2 is mix
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