Chemistry Main source of lead pollution is from Sewage Insecticides Leaded gasoline Tobacco Sewage Insecticides Leaded gasoline Tobacco ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas involved in Bhopal incident was Methyl isocyanide Hydrogen sulphide Methyl chloride Nitrogen dioxide Methyl isocyanide Hydrogen sulphide Methyl chloride Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetraphenyl ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Siderite Magnetite Pyrolusite Galena Siderite Magnetite Pyrolusite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of – Exclusion Principle of Pauli Avogadro's Law Uncertainty Principle of Hiesenberg Hund's rule of maximum multiplicity Exclusion Principle of Pauli Avogadro's Law Uncertainty Principle of Hiesenberg Hund's rule of maximum multiplicity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Ultraviolet rays (UV) X–rays Gamma rays Infra-red (IR) Ultraviolet rays (UV) X–rays Gamma rays Infra-red (IR) ANSWER DOWNLOAD EXAMIANS APP
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