Consider the following chemical reaction: aFe₂O₃(s) + bCO(g) → cFe(s) + dCO₂(g) In the balanced chemical equation of the above, which of the following will be the values of the coefficients a, b, c and d respectively?

Which one of the following processes involves chemical reaction?

Which one of the following chemical reactions is not feasible?

Which one of the following statements regarding oxidation and reduction reactions is NOT correct ?

Consider the following statements regarding burning of magnesium ribbon in air : 1 White powder of MgO is formed. 2. It is an example of combustion reaction. 3. Heat and light are produced. Which of…

Which one of the following statements regarding Bleaching powder and D.D.T. is correct ?