State the Dalton’s law of partial pressure and give its significance.
See Answer →Calculate the i) average speed ii) root mean square speed and iii) most probable speed of
oxygen molecules at 515 K. (Given kg mo
is increasing in [− 5, − 3] .
has no points of inflection.
Which are the cases when tetrahedral geometry is favoured over octahedral geometry for metal complexes? Why are they so?
See Answer →Give the possible electronic configurations for and
systems in a tetrahedral crystal field.
The function f, defined by is differentiable in [0,1].
Give the CFSE of an octahedral complex with seven electrons in the d orbitals.
See Answer →Explain the directional properties of the five d orbitals in a free transition metal ion with the help of suitable diagrams.
See Answer →Give the hybridized orbitals and the corresponding geometries of and
The function f, defined by )x(f = cos x + sin ,x is an odd function.
See Answer →The measurements of the bulk modulus of a material at different temperatures is as follows:
| 20 | 500 | 100 | 1200 | 1400 | 1500 | |
| K (G Pa) | 203 | 197 | 191 | 188 | 186 | 184 |
Determine the regression equation for this data.
See Answer →Why do lanthanoids mainly show ionic bonding? What is the nature of their melting and boiling points?
See Answer →What is the composition of brass? Is it harder than pure copper? Give its uses.
See Answer →b) Why zinc and cadmium are soft metals?
See Answer →a) What is the ground state configuration of Sc+ ion? Justify.
See Answer →A metal sheet has, on the average, 5 defects per 10 sq. ft. Assuming a Poisson distribution, calculate the probability that a 15 sq. ft. piece of the metal sheet will have at least 4 defects
See Answer →