Basic concepts
Determination of correct mol. Mass from Roult's law is applicable to :
Laser action relies on a non-Boltzmann population inversion formed by the absorption of radiation and vibrational deactivation that forms a long lived excited electronic state. An excited state molecule can move to a lower energy state or return to the
The coordination number of a cation engaging a tetrahedral hole is: (a) 6 (b) 8 (c) 12 (d) 4 Answer: (d) The co-ordination number of a cation occupying a tetrahedral hole is 4.
discuss practical uses of coordination compounds
Which is not a colligative property: (a) Refractive index (b) Lowering of vapour pressure (c) Depression of freezing point (d) Elevation of boiling point
The various elements
Describe the various cons of eating the organic foods? Briefly illustrate it.
What do you mean by the term Organic Chemistry? Briefly define the term?
What is the reason behind this that some medications contain hcl?
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
Choose the right answer from following. If we take 44g of CO2 and 14g of N2 what will be mole fraction of CO2 in the mixture: (a) 1/5 (b) 1/3 (c) 2/3 (d) 1/4
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