Both A and R are true and R is correct explanation of A.
Both A and R are true and R is not a correct explanation of A.
A is true but R is false.
A is false but R is true.
burning of lime stone
burning of kankar
adding water to quick lime
calcination of pure clay
calcium oxide
silica
clay
water
(i) and (iv)
(ii) and (iii)
(i) and (ii)
(iii) and (iv)
lime and silica
lime and alumina
silica and alumina
lime and iron