groups and group dynamics

The vertical column in the periodic table is called as group. There are 18 groups in the long form of the periodic table and they are numbered from 1 to 18 in the IUPAC system. In the old system of naming they are numbered as I to VIII with A and B groups. This conven..

Which group has more in number? => Animals or Toys or Vehicles or Fruits..

Which group has more? => Pencils or Scissors or Caps or Pens..

When an atom or group of atoms bonded to a carbon atom in the chain or ring of an organic compound, shown some characteristic properties of their own, they are termed as a functional group. Thus, a functional group is an atom or group of atoms which det..

The groups that are derived by removing a hydrogen atom from an alkene molecule, are called alkenyl group. The IUPAC name of such a group is obtained by replacing -e of the alkene by the suffix -yl. The numbering of the group-chain starts with the carbon att..

When an atom or group of atoms bonded to a carbon atom in the chain or ring of an organic compound, shown some characteristic properties of their own, they are termed as a functional group. Thus, a functional group is an atom or group of atoms which determine..

There are four types of blood among the humans. These are called the blood groups. The blood groups are classified based on the presence or absence of certain proteins and antibodie..

The surfaces of erythrocytes contain antigens called Agglutinogens. Two major blood group classifications - ABO grouping system and the Rh system - are based on the presence or absence of these protein..

Electronegativity decreases down the group because the atomic size increases. The larger the size of the atom the lesser the tendency to attract the shared pair of electron..