Chemistry Solder metal is an alloy of Copper and zinc Lead and tin Copper and tin Lead and antimony Copper and zinc Lead and tin Copper and tin Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spontaneous change is one in there is: A lowering of entropy Increase in free energy An increase in Internal energy A lowering of free energy A lowering of entropy Increase in free energy An increase in Internal energy A lowering of free energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a : Battery Generator Power transmittor Uninterrupted power supply (UPS) Battery Generator Power transmittor Uninterrupted power supply (UPS) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of Both A and B None of these O2 N2 Both A and B None of these O2 N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Cinnaldehyde Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde Benzaldehyde Formaldehyde Acetaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Ozonolysis Reaction Esterification Test FeCl3Test Tollen's Reagent Test Ozonolysis Reaction Esterification Test FeCl3Test Tollen's Reagent Test ANSWER DOWNLOAD EXAMIANS APP
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