52. ANS:
53. ANS:
Type of
element
State at room
temperature
Appearance
metalloids
solids
shiny or dull
non-metals
some gases;
some solids;
only bromine
is a liquid
dull
metals
all but one are
solids
shiny
17 | P a g e
Conductivity
may conduct
electricity;
poor
conductors of
heat
poor
conductors of
heat and
electricity
good
conductors of
heat and
electricity
Malleability
and ductility
brittle;
not ductile
brittle;
not ductile
malleable;
ductile