Wrought iron is obtained by heating cast iron in a furnac...
Wrought iron is obtained by heating cast iron in a furnace with?
magnetite
haematite
carbon(ii)oxide
calcium trioxosilicate(iv)
Correct answer is B
Cast iron + haematite = wrought iron
Which of the following substances would not produce ethanol when fermented? ...
\(^{226}_{88}Ra\) → \(^x_{86}Rn\) + alpha particle...
The volume occupied by 1.58g of a gas at S.T.P is 500cm\(^3\). What is the relative molecular m...
Which of the following is hydrocarbons is unsaturated?...