The electron affinity of fluorine is…..kj/mol.
a) -328
b) -349
c) -324.6
d) -295.2
The electronegativity of fluorine is …………
a) 4.0
b) 3.0
c) 2.8
d) 2.5
The chemical symbol of Chlorine is…….…..
a) C
b) Cl
c) Cn
d) Co
The atomic number of Chlorine is…………..
a) 9
b) 17
c) 35
d) 53
The electronic configuration of Chlorine is…
a) 1s2, 2s2, 2p5
b) [Ne], 3s2, 3p5
c) [Ar],3d10 4s2, 4p5
d) [Kr],3d10 5s2, 5p5
The physical state of Chlorine is…..
a) pale yellow gas
b) greenish gas
c) dark red liquid
d) black solid and purple vapour when heated
