Advertisements
Advertisements
प्रश्न
Give the characteristic properties of covalent compounds.
Advertisements
उत्तर
- The covalent compounds exist as gases or liquids or soft solids.
- The melting and boiling points of covalent compounds are generally low.
- Covalent compounds are insoluble in water but dissolve in organic solvents.
- They are non-conductors of electricity in solid, molten or aqueous state.
- They are true molecules.
संबंधित प्रश्न
Name the element whose one of the allotropic forms is buckminsterfullerene.
What type of bonds are present in CH4 molecule? Draw their electron-dot structures.
Which inert gas electron configuration do the Cl atoms in Cl2 molecule resemble? What is this electron configuration?
The solution of one of the following compounds will not conduct electricity. This compounds is:
(a) NaCl
(b) CCl4
(c) MgCl2
(d) CaCl2
The pencil leads are made of mainly:
(a) lithium
(b) charcoal
(c) lead
(d) graphite
Draw all possile structural formulae of compound from their molecular formula given below.
C4H10
Explain the following:
Non-polar covalent compounds are insoluble in water.
Draw an electron dot diagram to show the formation of the following compound.
Magnesium chloride [ H=1, C=6, Mg=12, Cl=17].
Which of the following is the formula of Butanoic acid?
Explain dipole (polar) molecule by taking hydrogen chloride as an example.
