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Question
Which of the following oxides shows electrical properties like metals?
Options
SiO2
MgO
SO2 (s)
CrO2
Solution
CrO2
Explanation:
CrO2, TiO and ReO3 are some typical metal oxides which show electrical conductivity similar to metal. While SO2, MgO and SO2 are oxides of metal, semimetal and non-metal which do not show electrical properties.
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