Question

j) Metal react with oxygen to produce oxides and non-metal react with oxygen
to produce................oxides.
k) The presence of .............. and ....... are necessary for iron to rust.
.is used for making X-ray shields.
1)
m)
.non-metals is used in fluorescent bulbs to display advertisements.
n)
..element is used for making pencil lead.
b)
..and .......
.are lustrous non-metals.
is the only non-metal that exist as liquid at room temperature.
1) The property of metals by which it can be beaten into sheets is called...........​

Answer 1

Answer:

j . acidic oxide

k . atmosphereic air and oxygen

1. b . Mercury

1 . maluablity