Chemistry Bakelite is a co-polymer of Phenol and Cinnaldehyde Formaldehyde Acetaldehyde Benzaldehyde Cinnaldehyde Formaldehyde Acetaldehyde Benzaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Stratosphere Troposphere Exosphere Ionosphere Stratosphere Troposphere Exosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over India Antarctica Africa Europe India Antarctica Africa Europe ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitrates Ammonia Nitrites Nitramines Nitrates Ammonia Nitrites Nitramines ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is 4J Infinity 2J 4J Infinity 2J ANSWER DOWNLOAD EXAMIANS APP
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