Chemistry Vulcanization of rubber is carried out by adding Sulphur Carbon Phosphorus Ozone Sulphur Carbon Phosphorus Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Sodium phosphate Calcium oxide Sodium silicate Calcium phosphate Sodium phosphate Calcium oxide Sodium silicate Calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight First increases and then decreases Remains the same Decreases Increases First increases and then decreases Remains the same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Becomes more strong Is quick setting Cracks during setting Is slow setting Becomes more strong Is quick setting Cracks during setting Is slow setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Sulphur Bromine Carbon Phosphorous Sulphur Bromine Carbon Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 ANSWER DOWNLOAD EXAMIANS APP