Ionic bond,

Describe about groups or families in periodic table, Q. Describe about grou...

Q. Describe about groups or families in periodic table? Every element may be represented by a one or two letter symbol. In the middle of nineteenth century a Russian chemist Dm

Matter, why the water is compound

why the water is compound

Chemical characterstics of carbonyl compounds, Chemical characterstics of c...

Chemical characterstics of carbonyl compounds Carbonyl compounds provide chemical reactions due to carbonyl group and α-hydrogens. Carbonyl compounds' Chemical reactions can

Nuclear chemistry, Stability of a nucleus and its binding energy

Stability of a nucleus and its binding energy

What is glassy state of matter?, GLASS: Glass is amorphous solid which is ...

GLASS: Glass is amorphous solid which is not true solid, it is rather super cooled liquid which possesses a very high viscosity. It has no fixed melting point, on heating graduall

Molality, what is molality?

what is molality?

Show the chemical properties of group 13, Q. Show the Chemical Properties o...

Q. Show the Chemical Properties of Group 13? Elements of Group 13 are comparatively less reactive than the alkali and alkaline earth metals of Groups 1 and 2 However, the +acti

Amino acids - biomolecules, Amino acids Proteins are a class of biologi...

Amino acids Proteins are a class of biologically significant substance. They are important to virtually all processes in living systems. A few of acids are hormones that offer

The energy of the electron in the first orbit of hydrogen, The energy of th...

The energy of the electron in the first orbit of  He +   is  -871.6x 10 -20 J . The energy of the electron in the first orbit of hydrogen would be : (1) -871.6 x10 -20 J