Chemistry
An element A has 1 electron in its first shell. It combines with element B having 7 electrons in its third shell. What type of bond is formed ?
Related Questions
Name or state the following.
(a) An element having valency zero.
(b) Metal with valency one.
(c) Atoms of the same element differing in mass numbers.
(d) Elements having same mass number but different atomic number.
(e) Bond formed by transfer of electrons(s)
(f) Ion formed by gain of electron(s)
(a) Define covalent (molecular) bond.
(b) Give an example of covalent bond formed by
(i) similar atoms
(b) dissimilar atoms
If electrons are getting added to an element Y; then
(a) what charge will Y have?
(b) is Y getting oxidized or reduced ?
(a) Elements X, Y and Z have atomic numbers 6, 9 and 12 respectively. Which one :
(i) forms an anion,
(ii) forms a cation,
(b) state type of bond between Y and Z and give its molecular formula.