Chemistry Among the following, which is always found in free-state in nature? Sodium Gold Copper Silver Sodium Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Magnesium, calcium and tin Calcium, magnesium and iron Iron, tin and calcium Magnesium, tin and iron Magnesium, calcium and tin Calcium, magnesium and iron Iron, tin and calcium Magnesium, tin and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Dilute acid Liquid soap Ordinary soap Detergent Dilute acid Liquid soap Ordinary soap Detergent ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is All of them Hydrogen Oxygen Carbon dioxide All of them Hydrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? CaCN2 Ca(CN)2 Urea NH4NO3 CaCN2 Ca(CN)2 Urea NH4NO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are neutrons mesons electrons positrons neutrons mesons electrons positrons ANSWER DOWNLOAD EXAMIANS APP
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