Which compounds usually exist in the form of crystalline solids at room temperature?
Ionic
Covalent
co-ordinate
dative
CCl4 is insoluble in water because
Water is polar
CCl4 is non polar
Water and CCl4 are polar
Water and CCl4 are non polar
Which bond is formed by the sharing of one,two or three pairs of electrons between two atoms?
covalent
coordinate
electrovalent
The type of bonding in HCl is
Non - polar Co-valent
Co-ordinate Co-valent
Polar Co-valent
Which shows non - directional bonding?
BCl3
CsCl
NCl3
BeCl3
A molecule whose charge distribution is not perfect symmetrical is called
Polar molecule
A non polar molecule
An organic molecules
Inorganic compounds
A covalent bond formed between two similar atoms with same value of electronegativity is known as
Non-polar covalent bond
polar covalent bond
neutral covalent bond
normal covalent bond.
Who defined oxidation is the process in which an atom,molecule or ion loses one or more electrons?
Lewis
Arrhenius
Lawry Bronsted
JJ Thomson
Which of the following is not a common characteristic of a covalent compound?
Low melting point
Conducts electricity
Insoluble in water
Consists of molecules
The ions in electrovalent compounds are held very strongly due to the strong forces of
Electrovalent
Electrostatic
Vanderwaal attraction
None of these
