Give reasons for the following:
Aquatic animals are more comfortable in the cold water than in warm water.
Give reasons for the following:
Elevation of the boiling point of 1 M KCl solution is nearly double than that of 1 M sugar solution.
What type of isomerism is exhibited by the complex [Co(NH3)5 Cl]SO4?
Ionisation isomerism
Write the hybridisation and number of unpaired electrons in the complex [CoF6]3-.
Atomic No. of Co = 27
Write the chemical reactions involved in the process of extraction of Gold. Explain the role of dilute NaCN and Zn in this process