Chemistry The hottest part of the gas flame is known as dark zone luminous zone non-luminous zone blue zone dark zone luminous zone non-luminous zone blue zone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten iron Molten sand Molten calcium silicate Molten alumina Molten iron Molten sand Molten calcium silicate Molten alumina ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is All of these CO O3 CO2 All of these CO O3 CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Fluorine Chlorine Bromine Iodine Fluorine Chlorine Bromine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Methane Propane Helium Nitrogen Methane Propane Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Phthalic acid Cinnamic acid Oxalic acid Benzoic acid Phthalic acid Cinnamic acid Oxalic acid Benzoic acid ANSWER DOWNLOAD EXAMIANS APP