Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Adsorption Bleaching Reduction Oxidation Adsorption Bleaching Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Electron Neutron Proton Positron Electron Neutron Proton Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Zinc Lead Chromium Antimony Zinc Lead Chromium Antimony 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 = K2/2 K1 = K2 K 1 = 1 /K2 K1 = 2K2 K1 = K2/2 K1 = K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons can be accommodated in d-orbital 3 6 10 8 3 6 10 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Acidic property Basic property Reducing property Oxidising property Acidic property Basic property Reducing property Oxidising property ANSWER DOWNLOAD EXAMIANS APP
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