Solved papers for JEE Main & Advanced JEE Main Paper (Held On 12 May 2012)
done JEE Main Paper (Held On 12 May 2012) Total Questions - 1
question_answer1) The radius of a calcium ion is 94 pm and of the oxide ion is 146 pm. The possible crystal structure of calcium oxide will be
JEE Main Online Paper (Held On 12 May 2012)