list of chemistry journals

and valence electrons of some atoms Element Atomic Number Electronic Configuration Valence Electrons Sodium 11 2,8,1 1 Carbon 6 2,4 4 Oxygen 8 2,6 6 Calcium 20 2,8,8,2 2 Valence electrons help in bonding between atoms in two ways: a) By transferring an elec..

Any of the methods listed below, can be used to prepare chlorine in the laborato..

Summary - Our body is made up of tissues, which are all composed of chemicals. We need an adequate supply of chemicals in the form of food, vitamins, hormones, and enzymes, which are in turn chemicals. For taking care of our health we need medicines. We find that chemicals and chemistry p..

Their physical properties show a regular and smooth gradation. Some of the physical constants of the noble gases are listed bel..

Physical Characteristics of Group 18 Elements - Their physical properties show a regular and smooth gradation. Some of the physical constants of the noble gases are listed bel..

Isotopes - It is interesting to note that atoms of a given atomic number can have different number of neutrons. Some examples are listed belo..

Our body is made up of tissues, which are all composed of chemicals. We need an adequate supply of chemicals in the form of food, vitamins, hormones, and enzymes, which are in turn chemicals. For taking care of our health we need medicines. We find that chemicals and chemistry penetrate i..

Listed below are some elements that attain the octet configuration of Noble gases. Let us see how this happens. Study the given table: ..

Colloids have uses in our daily life as well as in various industrial processes. Some of the applications where colloids are present are listed below. 1) Pharmaceutical industry makes use of colloidal solution preparation in many medicines. A wide variety of medicines are emuls..

Forms of biomass listed below may be used along with water. Animal dung Poultry wastes Plant wastes ( Husk, grass, weeds etc.) Human excreta Industrial wastes(Saw dust, wastes from food processing industries) Domestic wastes (Vegetable peels, waste food materials..