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Determine about the Antiferromagnetic materials
Antiferromagnetic materials are materials in which almost all magnetic dipoles are linked up antiparallel to each other. Its susceptibility increases with increase in temperature, until a critical temperature is reached, beyond which it becomes paramagnetic. A number of the materials are MnF2, MnO2, MnS. These too are rarely used in electrical application.
Analytical tests of glycerol - Acrolein and Dunstan test (a) Acrolein test: while glycerol is heated with an extremely offensive smell is generated due to formation of acrolei
Which of the following oxides of nitrogen is isoelectronic with CO 2: (1) No 2 (2) N 2 O (3) NO (4)N 2 O 2 Ans: N 2 O
Q. Illustrate the Quantum Mechanics? Ans: In 1924, a French scientist named Louis de Broglie proposed another model for the nature of the electrons in atoms. He predicted tha
a tablet of extra strength tylenol contains 5.00x10^2 mg of acetaminophen. Calculate the number of moles of acetaminophen present in one tablet of extra strength tylenol?
In Balmer series of hydrogen atom spectrum which electronic transition causes third line: (1) Fifth Bohr orbit to second one (2) Fifth Bohr orbit to first one (3) Fourth
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What is the electronic configuration of Cu 2+ (Z= 29) of least position: (1) [Ar]4s 1 3d 8 (2) [Ar]4s 2 , 3d 10 4p 1 (3) [Ar]4s 1 3d 10
process of metellergy
acs exam
Q. Illustrate Classification of Matter? Pure Substances In order to understand what a pure substance is, you must think of it on an atomic level. Elements and compounds
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