Chemistry
Name the following:
- An electrovalent compound formed by transfer of one electron from a metallic atom to a non-metallic atom.
- A covalent hydrocarbon molecule, having four single covalent bonds.
- A covalent molecule, having two lone pair of electrons.
- A covalent molecule having a triple covalent bond.
- A covalent molecule having two shared pairs of electrons in it's molecule.
Related Questions
With the help of an atomic orbit structure diagram - explain the formation of :
(a) carbon tetrachloride
(b) methane
[at. no. : C=6, Cl=17, H=1]
Give a reason why one atom of carbon shares four electron pairs, one with each of the four atoms of chlorine during the formation of covalent molecule - carbon tetrachloride.
Give reasons for the following :
To attain stable electronic configuration of the nearest noble gas —
- Hydrogen atom 11H — needs one electron.
- Oxygen atom 168O — needs two electrons.
- Nitrogen atom 147N — needs three electrons.
- Carbon atom 126C — needs four electrons.
- Chlorine atom 3517Cl — needs one electron.
Complete the table given below, pertaining to formation of covalent compounds :
Formation of a covalent compound between Atomic number No. of covalent bonds in molecule (a) Two atoms of 'A' 9 (b) Two atoms of 'B 7 (c) Two atoms of 'C' 8 (d) Two atoms of 'D' 1 (e) Two atoms of 'E' 17