Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Methane Carbon monoxide Nitrogen dioxide Sulphur dioxide Methane Carbon monoxide Nitrogen dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is pure matter ? Iron Brass Air Carbon–dioxide Iron Brass Air Carbon–dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil None of these Neutral Acidic Basic None of these Neutral Acidic Basic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Low ionization energy Low electronegativity Malleability Tendency to gain electrons Low ionization energy Low electronegativity Malleability Tendency to gain electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Iron Zinc Aluminium Copper Iron Zinc Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry In ice, the number of hydrogen bonds per water molecule is 8 4 2 1 8 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
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