NEET 2013
Instructions
For the following questions answer them individually
NEET 2013 - Question 141
Which of the following lanthanoid ions is diamagnetic ?
(At nos. Ce = 58, Sm = 62, Eu = 63, Yb = 70)
NEET 2013 - Question 142
Which oneof the following molecules contains no $$\pi$$ bond ?
NEET 2013 - Question 143
Based on equation E=$$-2.178 \times 10^{-18} J \left(\frac{Z^{2}}{N^{2}}\right)$$ certain conclusions are written. Which of them is not correct ?
NEET 2013 - Question 145
The order of the stability of the following tautomeric compounds is
