periodic table, Chemistry

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give me two examples of compounds formed by s - blockmetals

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Halides, The elements of this group form a number of compounds with halogen...

The elements of this group form a number of compounds with halogens. The halogen compounds of S. Se, Te and Po are called as halides. For oxygen, only the fluoro compounds

#physical chemistry, Limitations of second law of thermodynamics

Limitations of second law of thermodynamics

Write down nernst equation, Mention one property which is caused due to the...

Mention one property which is caused due to the presence of F-centre in a solid. a) Write down Nernst equation for single electrode potential.

Explain the wheat milling process in brief, Wheat milling: The milling of ...

Wheat milling: The milling of wheat consists of the separation of bran and germ from endosperm and reduction of endosperm to fine flour. There are three distinct methods of millin

Lassaigne method, Lassaigne method This is employed to detect halogen, ...

Lassaigne method This is employed to detect halogen, nitrogen and sulphur. Organic compounds are fused along with dry sodium in a fusion-tube and fused mass after extraction wi

Explain heat atomisatin, What is heat atomisatin?  Solution :  Heat of...

What is heat atomisatin?  Solution :  Heat of atomisation or enthalpy of atomisation is the energy required to dissociate one mole of a given substance into atoms.

The azimuthal quantum number has a value, When the azimuthal quantum number...

When the azimuthal quantum number has a value of l=0 , the shape of the orbital is: (1) Rectangular (2)Spherical (3)Dumbbell (4)Unsymmetrical Ans: Spherical

Pyroligneous acid - aldehydes and ketones, Pyroligneous acid  - Aldehydes ...

Pyroligneous acid  - Aldehydes and Ketones Pyroligneous acid consisting of acetic acid, acetone and methyl alcohol that is distilled in copper vessel and the vapours are passed

Total number of unpaired electrons in an atom, Total number of unpaired ele...

Total number of unpaired electrons in an atom of atomic number 29 is: (1) 1        (2) 3        (3) 4        (4) 2 Ans: 1

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