Which of the following series correctly represents relations betw… - Vidyadip

MCQ

Which of the following series correctly represents relations between the elements from $X$ to $Y$ ? $X \to Y$

A
$_3Li \to \,_{19}K$ Ionization enthalpy increases
B
$_9F \to \,_{35}Br$ Electron gain enthalpy (negative sign) increases
✓
$_6C \to \,_{32}Ge$ Atomic radii increases
D
$_{18}Ar \to \,_{54}Xe$ Noble character increases

✓

Answer

Correct option: C.

$_6C \to \,_{32}Ge$ Atomic radii increases

c
On moving down a group atomic radii increases

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

On mixing, heptane and octane form an ideal solution. At $373\, K,$ the vapour pressures of the two liquid components (heptane and octane) are $105\, kPa$ and $45\, kPa$ respectively. Vapour pressure of the solution obtained by mixing $25.0\, g$ of heptane and $35\, g$ of octane will be ........ $kPa$.

(molar mass of heptane $= 100\, g\, mol^{-1}$ and of octane $= 114\, g\,mol^{-1}$)

The major product of the following reaction is

Assign $A, B, C, D$ from given type of reaction. $CuS{O_4}\left( {aq.} \right) + Zn\left( s \right) \longrightarrow ZnS{O_4} + Cu \downarrow $

Ferric sulphate on heating gives

Which of the following has an optical isomer

$\begin{array}{*{20}{c}}
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - C = C{H_2} + {{(C{H_3})}_2}CHC{H_3}\xrightarrow[{273\,K}]{{HF}}{C_8}{H_{18}}(A)}
\end{array}$ Unknown $(A)$ in the above reaction is

The statement that is true for the long form of the periodic table is

The amount of $NaOH$ in $gms$ in $250\,c{m^3}$ of a $0.100\,M\,NaOH$ solution would be ........... $gm$

Number of isomers of molecular formula ${C_2}{H_2}B{r_2}$ are

If the solubility product ${K_{sp}}$ of a sparingly soluble salt $M{X_2}$ at $25\,^oC$ is $1.0 \times {10^{ - 11}}$, the solubility of the salt in mole litre$^{-1}$ at this temperature will be