- Home
- Standard 12
- Chemistry
General Principles and processes of Isolation of Elements
easy
Mark the wrong statement
A
Wrought iron is prepared by heating cast iron in a reverberatory furnace
B
The impurities present in cast iron are oxidised by air
C
The impurities are oxidised by $F{e_2}{O_3}$
D
$CO$ burns with blue flame and the $Si,\,Mn$ and other impurities form slag with silica
Solution
(b)The wrong statement is that the impurities present in cast iron are oxidised by air.
Standard 12
Chemistry
