bonding and structure

Question 1

what is covalent bonding

Answer 1

electrostatic attraction between shared pair of electrons and nuclei involved in bond

Question 2

what is dative covalent bonding

Answer 2

a covalent bond in which electrons shared in the bond orignate only from one atom involved in bond

Question 3

properties of a covalent compound

Answer 3

low mp- weak intermolecular forces
cant conduct
can dissolve

Question 4

what is a lone pair

Answer 4

electrons that arent shared in a covalent bond

Question 5

bond pair meaning

Answer 5

electrons that are involved in a covalent bond

Question 6

what is ionic bonding

Answer 6

elecctrostatic attraction between two oppositely charged ions

Question 7

examples of ionic compounds

Answer 7

NaCl, MgO, AgCl

Question 8

structure of an ionic compund

Answer 8

giant ionic lattice

Question 9

properties of an ionic compound

Answer 9

high mp- lots of energy needed to break strong forces
high conductivity- free electrons can carry a charge when molten
soluble– water is a polar molecule