Chemistry
(i) In covalent compounds, the bond is formed due to …………… [sharing/transfer] of electrons.
(ii) Electrovalent compounds have a …………… [low/high] boiling point.
(iii) A molecule of …………… contains a triple bond, [hydrogen, ammonia, nitrogen]
Related Questions
Select the correct answer from A, B, C and D — Metals lose electrons during ionization — this change is called:
- Oxidation
- Reduction
- Redox
- Displacement
Select the right answer from the choices — covalent bond / ionic bond / covalent & coordinate bond for each of the following —
(i) Sodium chloride
(ii) Ammonium ion
(iii) Carbon tetrachloride
Draw an electron dot diagram: showing the lone pair effect for formation of — NH41+ ion from NH3 gas and H1+.
Give reasons — Hydrogen chloride can be termed as a polar covalent compound.