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Explain heavy water? Ans) Isotopes of H 2 O, D 2 O
Energy of electron of hydrogen atom in second Bohr orbit is: (1)-5.44x10 -19 j (2)- 5.44x10 -19 kj (3)-5.44x10 -19 cal
Consumer testing Consumer testing is the next crucial aspect in product development. Consumer testing can be done in three ways: 1. In-house laboratory testing 2. Ho
1.sheilding & de-sheilding 2.magnetic anisotropy 3.hydrogen bonding
The number of electrons and neutrons of an element is 18 and 20 respectively. Its mass number is: (1) 17 (2) 37 (3)2 (4)38 Ans: 17
The minimum amount of energy needed for the reaction to takes place is known as threshold energy.
Q. Describe Lime-soda method for softening of hard water. Discuss the advantages of the process and the chemistry involved in it.
anode rays properties
what is the graph between magnification and image distance for a convex lens..and how can we find the focal length for the lens using the graph? Ans) The distance between the len
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