Chemistry Nylon threads are made of Polyester polymer Polyamide polymer Polysaccharide Polyvinyl polymer Polyester polymer Polyamide polymer Polysaccharide Polyvinyl polymer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following Acrylonitrile 1,3-butadiene 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene Acrylonitrile 1,3-butadiene 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Molecular hydrides Polynuclear hydrides Metallic hydrides Ionic hydrides Molecular hydrides Polynuclear hydrides Metallic hydrides Ionic hydrides 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 = 2K2 K1 = K2 K1 = K2/2 K 1 = 1 /K2 K1 = 2K2 K1 = K2 K1 = K2/2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 2 : 16 : 2 2 : 16 : 1 1 : 1 : 1 1 : 16 : 2 2 : 16 : 2 2 : 16 : 1 1 : 1 : 1 1 : 16 : 2 ANSWER DOWNLOAD EXAMIANS APP