MCQ
Which is the strongest base?
- AMethanamine
- BEthanamine
- CPropan - 2 - amine
- DPhenyl methanamine
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(Atomic numbers $Ce =58, Gd =64$ and $Eu =63 .)$
$(a)$ $\left( NH _{4}\right)_{2}\left[ Ce \left( NO _{3}\right)_{6}\right]$
$(b)$ $Gd \left( NO _{3}\right)_{3}$ and
$(c)$ $Eu \left( NO _{3}\right)_{3}$
Answer is :
Product $(P)$ will be
(Image)
occurs in which of the following galvanic cell
