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electrophilic substitution in phenol takes place
Q. Describe about groups or families in periodic table? Every element may be represented by a one or two letter symbol. In the middle of nineteenth century a Russian chemist Dm
Q. Determine Mass to charge ratio of the electron? Ans. Eventually, Thomson was able to find the ratio of the electron's mass to its electrical charge (m/e). Regardless o
Free radical addition reactions: Those reactions that include the initial attack by a free radical are termed as free radical reactions. Inculcation of hydrogen bromide to alk
Just like lithium and beryllium in Groups Land 2, boron also shows anomalous behaviour. In general, the boron chemistry resembles that of silicon (occupying a diagonal position in
In covalency : (1) Electrons are transferred (2) Electrons are equally shared (3) The electron of one atom are shared between two atoms (4) None of the above Ans: E
what can you deduce about the relationship between ionization energy and reactivity of metals ..
Cross linked polymers : 1. These are polymers where monomers unit are crosslinked together to make a three dimensional network polymers. 2. These kind of polymers are hard,
Q. Illustrate diffrent types of graphs? Circle graphs a circle graph is utilized to show the parts of a fixed whole. This kind of graph is occasionally called a pie chart bec
The oxygen of the hydronium ion The oxygen of the hydronium ion has approximately tetrahedral geometry and is therefore sp 3- hybridized. Two of the sp 3 hybrid orbitals conta
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