Chemistry The smog is essentially caused by the presence of Oxides of N and S O2 and O3 O2 and N2 O3 and N2 Oxides of N and S O2 and O3 O2 and N2 O3 and N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Chlorine Hydrogen Helium Nitrogen Chlorine Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas Will be doubled Will be reduced to half Will increase four-fold Remains unchanged Will be doubled Will be reduced to half Will increase four-fold Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Antimony Zinc Chromium Lead Antimony Zinc Chromium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Neon Helium Argon Krypton Neon Helium Argon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Cadmium Zinc Mercury Tin Cadmium Zinc Mercury Tin ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS