The gas that is most useful in protecting humans against ...
The gas that is most useful in protecting humans against solar marathon is
chlorine
ozone
carbon IV oxide
hydrogen sulphide
Correct answer is B
The ozone layer or ozone shield refers to a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) relative to other parts of the atmosphere, although still very small relative to other gases in the stratosphere
What is the chemical symbol for Germanium? ...
Which of the following oxides is amphoteric?...
N2O4(g) ↔ 2NO2(g) ΔH = +ve In the reaction above, an increase in temperature will...
Complete hydrogenation of ethyne yields? ...
How many electrons are present in \(^9_4Be^{2+}\)?...
The relative molar mass of a gaseous hydrocarbon is 30. Determine its vapour density. ...
Millikan's contributions to the development of atomic theory is the determination of ...