Which of the following order of atomic radius is not wrong
Which of the following order of atomic radius is not wrong
- A
$Sc < Y \approx La$
- B
$K < Rb \approx Cs$
- C
$Ge < Sn > Pb$
- D
$Ni < Pd \approx Pt$
Similar Questions
For the first row transition metals the ${E^\Theta }$ values are:
${E^\Theta }$
$V$
$Cr$
$Mn$
$Fe$
$Co$
$Ni$
$Cu$
$\left( {{M^{2 + }}/M} \right)$
$-1.18$
$-0.91$
$-1.18$
$-0.44$
$-0.28$
$-0.25$
$+0.35$
Explain the irregularity in the above values.
For the first row transition metals the ${E^\Theta }$ values are:
| ${E^\Theta }$ | $V$ | $Cr$ | $Mn$ | $Fe$ | $Co$ | $Ni$ | $Cu$ |
| $\left( {{M^{2 + }}/M} \right)$ | $-1.18$ | $-0.91$ | $-1.18$ | $-0.44$ | $-0.28$ | $-0.25$ | $+0.35$ |
Explain the irregularity in the above values.
Which of the following compounds show colour due to $d-d$ transition?
Which of the following compounds show colour due to $d-d$ transition?
- [JEE MAIN 2024]
The $d-$ block element which is a liquid at room temperature, having high specific heat, less reactivity than hydrogen and its chloride $(MX_2)$ is volatile on heating is
The $d-$ block element which is a liquid at room temperature, having high specific heat, less reactivity than hydrogen and its chloride $(MX_2)$ is volatile on heating is
Mercury is the only metal which is liquid at ${0\,^o}C$. This is due to its
Mercury is the only metal which is liquid at ${0\,^o}C$. This is due to its
- [AIPMT 1995]
Which is heaviest among the following
Which is heaviest among the following