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Q. What do you mean by electro-magnetic radiation?
In the untimely twentieth century scientists accepted the idea that an atom consisted of a massive positively charged nucleus surrounded by negatively charged electrons. Additional explanation of the atom's electron arrangement came from research involving light and its interaction with matter.
Wave nature of light observable light is part of a range of electro-magnetic radiation a form of wave energy that travels through empty space and is propagated in the form of alternating electric and magnetic fields. Gamma rays, X rays and radio waves are other examples of electromagnetic radiation.
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The boron trihalides are highly volatile; BF 3 (b. p., 173 K) and BCI 3 , (b. p., 260.5 K are gases, BBr 3 a volatile liquid (b. p., 319 K) and Bl 3 a low melting solid (m. p.,
Write the structures of monomers used in the preparation of: a. Teflon b. PMMA
The third line in Balmer series corresponds to an electronic transition between which Bohr's orbits in hydrogen: (1) 5 → 3 (2) 5 → 2 (3) 4→ 3
what were the drawbacks of bohr''s atomic theory
Preparation of saturated calomel electrode and determination of standard potentials of electrodes such as Cu 1 Cu, Zn 1 Zn, etc. Comparison of the potential values with values from
Q) Inside the sun four hydrogen nuclei combine to form a helium nucleus by which cycle? Ans) Proton-proton cycle.
can -COOH group be attached with the phenyl group of dithizone?
can we reduce r-cn to primary ammines using fe/hcl
Alicyclic compounds - Homocyclic or Carbocyclic These are the compounds that consist of rings of three or more carbon atoms. These resemble along with aliphatic compounds than
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