The magnetic quantum number for valency electrons of sodium, The magnetic q...

The magnetic quantum number for valency electrons of sodium is: (1) 3        (2) 2         (3) 1       (4) 0 Ans: 0

Evaluate the percentage ionisation of salt, (a) Which aqueous solution has ...

(a) Which aqueous solution has higher concentration 1 molar or 1 molar solution of the same  solute? Give reason. (b) 0.5g KCI was dissolved in 100g water and the solution origi

Flavonoids, basic structure

basic structure

Bohr''s model can explain, Bohr's model can explain : (1) The spectrum o...

Bohr's model can explain : (1) The spectrum of hydrogen atom only    (2) Spectrum of atom or ion containing one electron only  (3) The spectrum of hydrogen molecule  (4

Ratio of radii of second and first bohr orbits of h atom, Ratio of radii of...

Ratio of radii of second and first Bohr orbits of H atom: (1) 2        (2) 4        (3) 3        (4) 5 Ans: 4

Melting point, how can the melting point be used to determine the purity of...

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

Thermodaenamics,

Ph problems, whats the pH if all i know "5.00mL of 1.30M HCl diluted to 0.4...

whats the pH if all i know "5.00mL of 1.30M HCl diluted to 0.490L "

Physical properties of cycloalkane, Physical properties of Cycloalkane ...

Physical properties of Cycloalkane  (i) In Cycloalkane First two members are gases, next three members are liquids and higher ones are solids. (ii) Cycloalkane is not solubl

Succinic acid, Evolution of succinic acid,Physical and chemical properties ...

Evolution of succinic acid,Physical and chemical properties of succinic acid,succinic acid uses,succinic acid derivatives,succinic acid production techniques,biotechnology of succi