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Problem
M
g
O
MgO
M
g
O
is used for lining furnaces because : a. of high melting point of
M
g
O
MgO
M
g
O
b.
M
g
O
MgO
M
g
O
is a very good conductor of heat c.
M
g
O
MgO
M
g
O
is an electrical insulator d. None of these
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