Question
Electron affinity is the
✓
Answer
b
(b)Energy released when an electron is added to an isolated atom in gaseous state.
(b)Energy released when an electron is added to an isolated atom in gaseous state.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The solubility product of $Ag_2CO_3$ and $FeCO_3$ in water at $25\,^oC$ are $4 \times 10^{-12}$ and $2.5 \times 10^{-11}$ respectively. If $S_1$ and $S_2$ are their solubilities in water respectively when dissolved separately, then $S_1/S_2$ is
→Which one of the following elements has the highest ionisation energy
The product formed from the following reaction sequence is ?
Beryllium shows diagonal relationship with
Which one is electrophilic addition
In ${K_4}[Fe{\left( {CN} \right)_6}]$
→Which of the following is the most correct electron displacement for a nucleophilic reaction to take place ?
The reaction of cyanamide, $NH _{2} CN _{( s )}$ with oxygen was run in a bomb calorimeter and $\Delta U$ was found to be $-742.24\, kJ\, mol ^{-1}$. The magnitude of $\Delta H _{298}$ for the reaction
→$NH _{2} CN _{( s )}+\frac{3}{2} O _{2}( g ) \rightarrow N _{2( g )}+ O _{2}( g )+ H _{2} O _{(l)}$
is ............ $kJ$. (Rounded off to the nearest integer)
[Assume ideal gases and $\left. R =8.314\, J\, mol ^{-1} K ^{-1}\right]$
Each of the following options contains a set of four molecules. Identify the option($s$) where all four molecules possess permanent dipole moment at room temperature.
→$(1)$ $BeCl _2, CO _2, BCl _3, CHCl _3$
$(2)$ $SO _2, C _6 H _5 Cl , H _2 Se , BrF _5$
$(3)$ $BF _3, O _3, SF _6, XeF _6$
$(4)$ $NO _2, NH _3, POCl _3, CH _3 Cl$
Which among the following statement is wrong regarding Mohr's salt