Which of the following statement is Correct
Which of the following statement is Correct
- A
$Ce^{+4}$ act as oxidising as well as reducing agent
- B
Pure $PH_3$ is produced by heating of $PH_4I$ with dil. $CH_3COOH$
- C
Urea, sulphamic acid and thiourea are used to destroy nitrate ion
- D
Titration of boric acid solution is not satisfactory with $NaOH$ solution
Similar Questions
Amongst $Ti{F_6}^{2 - }\,,\,Co{F_6}^{3 - }\,,\,C{u_2}C{l_2}$ and $NiCl_4^{2-}$ the colourless species are
Amongst $Ti{F_6}^{2 - }\,,\,Co{F_6}^{3 - }\,,\,C{u_2}C{l_2}$ and $NiCl_4^{2-}$ the colourless species are
Cuprous ion is colourless, while cupric ion is coloured because
Cuprous ion is colourless, while cupric ion is coloured because
The atomic number of vanadium $(V)$, chromium $(Cr)$, manganese $ (Mn)$ and iron $(Fe) $ are respectively $ 23,\, 24, \,25 $ and $ 26 $ which one of these may be expected to have the highest second ionization enthalpy
The atomic number of vanadium $(V)$, chromium $(Cr)$, manganese $ (Mn)$ and iron $(Fe) $ are respectively $ 23,\, 24, \,25 $ and $ 26 $ which one of these may be expected to have the highest second ionization enthalpy
- [AIEEE 2003]
If $CdI_2$ is pink in colour, the $CdCl_2$ will be ........... coloured.
If $CdI_2$ is pink in colour, the $CdCl_2$ will be ........... coloured.
The magnetic moment (in $\mu_{B}$ ) of
[Ni(dimethylglyxoimate) ${ }_{2}$ ] complex is closest to $......$
[Ni(dimethylglyxoimate) ${ }_{2}$ ] complex is closest to $......$
- [KVPY 2020]