Advertisements
Advertisements
प्रश्न
How many sodium ions and chloride ions are present in a unit cell of sodium chloride crystal?
उत्तर
Number of Na+ ions = 4
Number of Cl– ions = 4
APPEARS IN
संबंधित प्रश्न
Calculate the degree of hydrolysis of 0.2 (M) sodium acetate solution.
(Hydrolysis constant of sodium acetate = 5.6 × 10-10 and ionic product of H2O = 10-14 at 25°C).
When ammonium chloride and ammonium hydroxide are added to a solution containing both Al3+ and Ca2+ ions, which ion is precipitated first and why?
Explain the following:
The pH value of acetic acid increases on the addition of a few drops of sodium acetate.
For the coordination complex ion [Co(NH3)6]3+
Give the IUPAC name of the complexion.
For the coordination complex ion [Co(NH3)6]3+
What is the oxidation number of cobalt in the complexion?
For the coordination complex ion [Co(NH3)6]3+
State the type of hybridisation of the complexion.
For the coordination complex ion [Co(NH3)6]3+
State the magnetic behaviour of the complexion.
[Fe(CN)6]4- is a coordination complex ion.
Calculate the oxidation number of iron in the complex.
[Fe(CN)6]4- is a coordination complex ion.
Is the complex ion diamagnetic or paramagnetic?
Explain why:
(1) Acetaldehyde undergoes aldol condensation but formaldehyde does not.
(2) Acetic acid is a weaker acid as compared to formic acid.
