by Rajan Gupta | Aug 8, 2020 | Articles
Recombination of spectrum colours means the combining together of seven colours of white light produced by a prism to give back the white light. This can be done by doing following experiment. Previous...
by Rajan Gupta | Aug 8, 2020 | Articles
Allotropy may be defined as existence of an element in two or more different forms that has same chemical properties but different physical properties. Carbon element exists in two allotropic forms:- Diamond & Graphite. Graphite is an important allotropic form of...
by admin | Aug 8, 2020 | Genetics
The organisms can be classified into two types depending on the fact that whether their nucleus is enclosed by a nuclear membrane or not. These two types are Prokaryotes The organism in which nucleus is not bound by nuclear membrane are called prokaryotes e.g....
by abhishek | Aug 8, 2020 | Periodic Table
Atomic number : 7 Atomic mass : 14.0067 g.mol-1 Electronegativity according to Pauling : 3.0 Density : 21.25*10-3 g.cm-3 at 20 °C Melting point : -210 °C Boiling point : -195.8 °C Vanderwaals radius : 0.092 nm Ionic radius : 0.171 nm (-3) ; 0.011 nm (+5) ; 0.016 (+3)...
by admin | Aug 8, 2020 | Genetics
Any variation in number of chromosomes (increase or decrease in the number of chromosomes) from normal number, or a change in the shape of a chromosome during the fertilization which leads to severe abnormality or disorder in the child after birth is called genetic...
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