p block
why BiF3 is ionic whereas other trihalides are covalent in nature?
Briefly describe the difference in the Mendeleev’s table and modern periodic table?
Choose the right answer from following. The number of moles of KCL in 1000ml of 3 molar solution is: (a)1 (b)2 (c)3 (d)1.5
What is the reason behind this that some medications contain hcl?
From where the tin is obtained? Briefly illustrate it.
Provide solution of this question. The vapour pressure of a solvent decreased by 10 mm of mercury, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if decrea
Which is not a colligative property: (a) Refractive index (b) Lowering of vapour pressure (c) Depression of freezing point (d) Elevation of boiling point
Alcohols and phenols are the compounds
A lean natural gas is available at 18oC and 65 bars and must be compressed for economical pipeline transportation. The gas is first adiabatically compressed to 200 bars and then isobarically (i.e. at constant pressure) cooled to 25°C. The gas, which is
what are condensation polymerization give in with 2 examples
The accuracy of your written English will be taken into account in marking. 1. (a) Identify the spectator ions in the following equation &nb
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