Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Borax Saltpetre Sodium chloride Hydrogen peroxide Borax Saltpetre Sodium chloride Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The “King of Metals” is : Iron Silver Gold Aluminium Iron Silver Gold Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the equilibrium constants for the systems H2 + I2 ? 2HI and 2HI ? H2 + I2 are K1 and K2 respectively, the relationship between K1 and K2 is : K 1 = 1 /K2 K1 = K2/2 K1 = 2K2 K1 = K2 K 1 = 1 /K2 K1 = K2/2 K1 = 2K2 K1 = K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 3.0 to 4.0 4.0 to 6.0 1.5 to 3.0 0.1 to 1.5 3.0 to 4.0 4.0 to 6.0 1.5 to 3.0 0.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Propionic acid Formic acid Acetic acid Butyric acid Propionic acid Formic acid Acetic acid Butyric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Formaldehyde Acetic acid Acetone Ethanol Formaldehyde Acetic acid Acetone Ethanol ANSWER DOWNLOAD EXAMIANS APP