Chemistry

Properties of Copper: Physical properties: Copper is a reddish brown metal, with high lustre, high density and high melting point 1356°C. Chemical Properties: (i) Action…

The hydrogen bond is electrostatic in nature. The strength of hydrogen bond is generally 20-40 KJ mole-1; while that of ordinary chemical bond is between…

Melting and Boiling Points of Iron(II) Chloride (FeCl2) are Higher then Iron(III) Chloride (FeCl3): If a metal atom forms several cations, then the cation with…

Hybridization is the process of formation of new equivalent orbitals from mixing u of two or more non equivalent atomic radius. The new orbitals are…

Each ice crystal may be considered as a giant molecule. In ice, each oxygen atom is linked to four hydrogen atoms- two of them by…

The force of attraction among the molecules of non polar covalent compounds is known as Van der Waals force. Van der Waals force is very…

All the elements of the d block are transition metals. Transition elements are those elements that have partly or moderately filled d orbital in their…

The magnetic properties of a D-Block Elements are determined by the number of unpaired electrons in it. There are various substances which show magnetic activities.…

All transition elements exhibit variety of oxidation states (or) variable valencies in their compounds. This property is due to the following reasons. i) These elements…

Variation of ionization potential value in a period: Ionization potential of elements is a periodic property. Generally in the periodic table with the increase of…