Explain why fluorine forms only one oxoacid HOP.

Explain why one should care for the biotic and abiotic factors of ecosystem.

Explain why p-nitrophenol is stronger acid than phenol.

Explain why is modulation needed.

Explain why one can jump higher on the surface of the Moon than that on the Earth.

Explain why inspite of nearly the same electronegativity, oxygen forms hydrogen bonding while chlorine does riot.

Explain , why the free surface of some liquid in contact with a solid in not horizontal.

Explain why weight of an object on moon is only (1)/(6)th of the weight of the object on earth.

Explain the following: Why do pure gold and platinum always giltter?

Explain why finely divided substance is more effective as an adsorbent.

Explain why the reactance offered by an inductor increases with increasing frequency of an alternating voltage.