Chemistry German silver, an alloy, does not contain the metal Silver Zinc Copper Nickel Silver Zinc Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by Two bonds One bond Three bonds Four bonds Two bonds One bond Three bonds Four bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following compounds of calcium, the one having highest covalent character is CaBr2 CaF2 Cal2 Cacl2 CaBr2 CaF2 Cal2 Cacl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? Energy is always absorbed Energy is neither released nor absorbed More energy is released than is absorbed Energy in always released Energy is always absorbed Energy is neither released nor absorbed More energy is released than is absorbed Energy in always released ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Tollen's Reagent Test Esterification Test Ozonolysis Reaction FeCl3Test Tollen's Reagent Test Esterification Test Ozonolysis Reaction FeCl3Test ANSWER DOWNLOAD EXAMIANS APP