A. The cathode becomes coated with copper B. Both electrodes gain electrons C. The blue colour of the solution fades…
A. The cathode becomes coated with copper B. Both electrodes gain electrons C. The blue colour of the solution fades…
A. contains more ions B. is neutral to litmus C. has a lower molar mass D. has a higher pH…
A. Aluminium ions B. Magnesium C. Silver D. Zinc ions Correct Answer: Option B B. Magnesium
A. higher molar mass B. smaller surface area C. protective oxide coating D. diferent chemical properties Correct Answer: Option B…
A. S8 B. H2S C. SO2 D. SO3²‾ Correct Answer: Option B B. H2S
A. Decreases the value of ∆H B. Increases the collision rate of reactant particles C. Shifts equilibrium position to the…
A. reactants in the system are used up B. concentrations of the products are greater than those of the reactants…
A. Redox reaction B. Destructive distillation C. Dehydration D. Neutralization Correct Answer: Option B B. Destructive distillation
A. Ammonium chloride B. Sodium chloride C. Sulphur (IV) oxide D. Potassium oxide Correct Answer: Option D D. Potassium oxide