Chemistry Which among the following is found in chlorophyll ? Ca2+ Fe2+ Mg2+ A l3+ Ca2+ Fe2+ Mg2+ A l3+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound used in pricklyheat powder to prevent excessive sweating is Phosphoric acid Carbonic acid Sulphuric acid Boric acid Phosphoric acid Carbonic acid Sulphuric acid Boric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Iron Nichrome Silver Copper Iron Nichrome Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as blue zone dark zone luminous zone non-luminous zone blue zone dark zone luminous zone non-luminous zone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by All of these Increased transportation activity Rapid industrialization Deforestation All of these Increased transportation activity Rapid industrialization Deforestation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Butane Methane Isobutane Carbon dioxide Butane Methane Isobutane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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