Write an example of opaque substance.

Write an example of tranparent substance.

Write an example of transparent substance.

Define: (i) ferromagnetic (ii) ferrimagnetic and (iii) anti-ferromagnetic substance. Give one example of each substance.

Write an example of transluscent substance.

Write one example of isobar.

Write an example of substitution reaction.

Write an example of renewable source of energy.

Write example of onocovirus.

Give one example of peizoelectric substance.

What are diamagnetic substances? Give two examples of this substance. What causes diamagnetism in a substance?