atom, Chemistry

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two reasons why is it necessary to ionise chromium atomsin a sample

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The ph scale, The pH scale: The equation: p Kw =14.00=pH+pOH is obtaine...

The pH scale: The equation: p Kw =14.00=pH+pOH is obtained by taking the negative logarithm to the base 10 of the autoprotolysis equation, where In general pX denotes -

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Explain Composition of individual phase in phase diagram – two phase? If the system point is in a two-phase area of the phase diagram, we draw a horizontal tie line of constant

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Q. Show the basic Characteristics of Organic Compounds? Ans. Almost all organic compounds contain the elements of hydrogen and carbon. These compounds often contain

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Uses of Catechol Catechol finds use as photographic developer and in the manufacture of alizarin and adrenaline hormone and like an antioxidant (inhibitor in auto oxidation) fo

Acid, what is an acid

what is an acid

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150ml of a gas at 27C is heated to 77C at constant pressure.find the new volume of the gas.

Ring substitution in aromatic ethers, Ring substitution in aromatic ethers ...

Ring substitution in aromatic ethers Alkoxy group is ortho and para directing and it directs the incoming groups to ortho and para position. It becomes the aromatic ring leads

P block, why ionisation energy of aluminium is greater then Ga?

why ionisation energy of aluminium is greater then Ga?

The spectrum of he is expected to be similar to, The spectrum of  He is ex...

The spectrum of  He is expected to be similar to: (1) H                      (2) Li +        (3) Na                 (4) He + Ans:  Li +

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