Chemistry Which one is the naturally occuring heaviest element Uranium Mercury Protactinium Thorium Uranium Mercury Protactinium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Lithium Hydrogen Sodium Helium Lithium Hydrogen Sodium Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lightest gas which is non-inflammable is Nitrogen Hydrogen Oxygen Helium Nitrogen Hydrogen Oxygen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Acetone Ethanol Acetic acid Formaldehyde Acetone Ethanol Acetic acid Formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is found in chlorophyll ? Ca2+ A l3+ Mg2+ Fe2+ Ca2+ A l3+ Mg2+ Fe2+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Zinc Iron Copper Aluminium Zinc Iron Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
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