Which of the following is needed to produce slag during t...
Which of the following is needed to produce slag during the extraction of iron in the blast furnace?
Cryolite
Limestone
Carbon
Sulphur
Correct answer is B
No explanation has been provided for this answer.
A solid X when heated gives off a brown gas. If X is soluble in excess sodium hy...
An organic compound with fishy smell is likely to have a general formula? ...
Which of the following metals is NOT extracted by electrolysis? ...
mE + nF -----> pG + qH In the equation shown, the equilibrium constant is given by? ...
How much sodium hydroxide is required to make 250 cm3 of 0.1 molar solution? Na=23; 0=16; H=1] ...