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If molecular mass and atomic mass of sulphur are 256 and 32 respectively, its atomicity is: (1) 2 (2) 8 (3 )4 ( 4)16 Ans: 8
what rules and principles are violated in the following electronic configuration: 1s22s3
eq. weight of Br in Br2 --> Br- +BrO3-
Ring-chain isomerism: This kind of isomerism is because of different modes of linking of carbon molecules, that is the isomers process either open chain or closed chain structu
explain main reason for boiler corrosion ?
An element have atomic weight 40 and it's electronic configuration is 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 . Then its atomic number and number of neutrons will be: (1) 18 and 22
name the silicon present compound and their uses
uses of DDT, Saccharin, BHC and Chloramine
Equivalent weight of Ca in Ca3(PO4)2 is
A bond with maximum covalent character between non-metallic elements is formed: (1) Between identical atoms (2) Between chemically similar atoms (3) Between atoms of wide
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