D and f block, why a small amount of an acid is added while preparing solut...

why a small amount of an acid is added while preparing solution of potassium dichromate?

Filtration, diagram

diagram

Help!, Calculate the theoretical voltage of the following galvanic cell: Ni...

Calculate the theoretical voltage of the following galvanic cell: Ni|10^-3 mol/l Ni(NO3)2 || 1 mol/l AgNO3|Ag. Write the equations for the half reactions of this cell.

Perkins method, Preparation of cycloalkane by perkins method

Preparation of cycloalkane by perkins method

Diagonal relationship between boron and silicon, diagonal relationship betw...

diagonal relationship between boron and silicon

Observation of soyabean milk, observation table with solution

observation table with solution

Electronegativity and bond type, Electronegativity may be described as the ...

Electronegativity may be described as the power of an atom to attract electrons to itself in a chemical bond. It is the most important chemical parameter in calculating the type of

Claude method, brief explanation of claudes method of liquefication of g ga...

brief explanation of claudes method of liquefication of g gases

Ionic bond,

The nitrogen atom protons and electrons, The nitrogen atom has 7 protons ...

The nitrogen atom has 7 protons and 7 electrons, the nitride ion (N 3 -) will have: (1) 7 protons and 10 electrons   (2) 4 protons and 7 electrons  (3) 4 protons and 10 e