Give the general properties of field lines.

Magnetic field lines are the visualization of magnetic field.Write any three properties of magnetic field lines.

Give the important properties of physi- cal changes?

Carboxylic acids, esters and amides do not give the properties of ketones. It is due to

The second period elements show anomalous behaviour. a) Give reason. b) What are the anomalous properties of second period elements?

Give two differences in properties of covalent and ionic solids.

Give any two properties of equipotential surface?

One can determine the direction of electric field around a stationary charge with the help of electric field lines. Br What do you understand by the term .electric flux.? Give its Sl unit.

Give two differences between the properties of the following:- PCI_5 and PCI_3