Which of the following is NOT correctly matched?
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Which one of the following is not a borderline element?
Ammonium nitrate, on thermal decomposition, produces :
Biogas is produced from biomass by
Aluminium oxide is ___ in nature.
When two liquids do not mix with each other to form a solution, what is it called?
Which of the following gases turns lime water milky?
Which of the following processes will take place the slowest for the same quantity of liquid?
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