When you place iron in copper sulphate solution, the reddish brown coating formed on the nail is: (a) rough and granular (b) Hard and flaky (c) smooth and shining (d) soft and dull
When you place iron in copper sulphate solution, the reddish brown coating formed on the nail is: (a) rough and granular (b) Hard and flaky (c) smooth and shining (d) soft and dull