Why owl can see in night ?

Interesting fact about Owl We all know that the owl is capable of night vision due its special eyes. But more than this I have noticed a unique feature in it. That is ,  it does not create or make any kind of noise while taking a flight. When the owl is going to flyContinue reading “Why owl can see in night ?”

Teeth of frog

What kind of teeth are there in frog ? The type of dentition in case of frog 🐸 is Homodont and Polyphyodont . The meaning of these terms will clarify us about the interesting facts about the frogs. 1. Homodont: It means that all the teeth are of same kind. So the every teeth isContinue reading “Teeth of frog”

[SiF6]2- exist but [CF6]2- does not, why?

A nice question both silicon and carbon belong to group 14 and have 4 electrons in the outermost shell. Their general valency is 4 , but silicon and other elements show higher oxidation states also. Only carbon is the element in group 14 elements that do not have vacant d-orbital. All other elements like siliconContinue reading “[SiF6]2- exist but [CF6]2- does not, why?”

Why does a covalent bond not form a crystal lattice?

Covalent bond and ionic bond has a very basic difference that is presence of ions or not. The ionic bonds are not limited to one ion only, actually they keep on joining again and again because they are held together by basically the electrostatic forces, due to the oppositely charged ions. lets take example ofContinue reading “Why does a covalent bond not form a crystal lattice?”