Chemistry The two metal ions that cause hardness to water are: Calcium, Magnesium Sodium, Potassium Sodium, Magnesium Sodium, Calcium Calcium, Magnesium Sodium, Potassium Sodium, Magnesium Sodium, Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Plutonium Thorium Radium Zinc Plutonium Thorium Radium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major use of sulphur is in the manufacture of H2SO4 SO2 Fungicide H2S H2SO4 SO2 Fungicide H2S ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silica gel is a Moisturizer Delicious food Flavouring agent Drying agent Moisturizer Delicious food Flavouring agent Drying agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Potassium Phosphorous Nitrogen Silicon Potassium Phosphorous Nitrogen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc carbonate Zinc oxide Zinc blende Zinc sulphate Zinc carbonate Zinc oxide Zinc blende Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
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