Chemistry Heavy metals got their name because compared to other atoms they have Higher densities Higher atomic radii Higher atomic numbers Higher atomic masses Higher densities Higher atomic radii Higher atomic numbers Higher atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Abiotic Biotic Renewable Non-renewable Abiotic Biotic Renewable Non-renewable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Sodium Copper Silver Gold Sodium Copper Silver Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Magnesium, tin and iron Iron, tin and calcium Magnesium, calcium and tin Calcium, magnesium and iron Magnesium, tin and iron Iron, tin and calcium Magnesium, calcium and tin Calcium, magnesium and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Cement Aluminium Fertilizers Petrochemicals Cement Aluminium Fertilizers Petrochemicals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is nitrogen carbon dioxide oxygen hydrogen nitrogen carbon dioxide oxygen hydrogen ANSWER DOWNLOAD EXAMIANS APP
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