melting point, Chemistry

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how can the melting point be used to determine the purity of organic compounds

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Ortho, meta and para 1. Ortho (or 1, 2-) : if the two substituents are on the adjacent carbon atoms, the compound is said to be ortho (or 1, 2-). 2. Meta (or 1, 3-) : if the

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An ionic compound is generally a : (1) Good electrolyte (2)Weak electrolyte (3) Non-electrolyte (4) Neutral Ans:  Good electrolyte

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Methods of showing concentrations of solutions The concentration of a solution can be provided in various ways. (A) Percent by mass (B) Molarity (C) molality (D) Mo

Show the hydrides of boron and aluminium, Q. Show  the Hydrides of Boron an...

Q. Show  the Hydrides of Boron and Aluminium? Boron forms a series of volatile hydrides which resemble in some respects, e.g., volatility and covalent nature, the hydrides of c

De-broglie wavelength associated with a particle of mass, The de-Broglie wa...

The de-Broglie wavelength associated with a particle of mass  10 -6 kg moving with a velocity of 10 ms -1 , is: (1) 6.63 x 10 -22 m                (2) 6.63 x 10 -29 m

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Atoms in the water molecule are linked by: (1) Electrovalent bond                  (2)Covalent bond   (3) Coordinate covalent bond    (4) Odd electron bond Ans: Cov

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