Advertisements
Advertisements
प्रश्न
Which of the following pairs of ions are isoelectronic and isostructural?
पर्याय
\[\ce{CO^{2-}_3, NO^-_3}\]
\[\ce{ClO^-_3, CO^{2-}_3}\]
\[\ce{SO^{2-}_3, NO^-_3}\]
\[\ce{ClO^-_3, SO^{2-}_3}\]
Advertisements
उत्तर
\[\ce{CO^{2-}_3, NO^-_3}\]
Explanation:
\[\ce{CO^{2-}_3}\] and \[\ce{NO^-_3}\] are isoelectronic (32 electrons) and Planar.
\[\begin{array}{cc}
\ce{O}\\
||\\
\ce{C}\\
/\phantom{.}\backslash\\
\ce{^ΘO}\phantom{..}\ce{O^Θ}
\end{array}\]
and
\[\begin{array}{cc}
\ce{O}\\
||\\
\ce{N}\\
/\phantom{.}\backslash\\
\phantom{..}\ce{O}\phantom{..}\ce{O^Θ}
\end{array}\]
APPEARS IN
संबंधित प्रश्न
Iodine exists as
- polar molecular solid
- ionic solid
- nonpolar molecular solid
- hydrogen bonded molecular solid
Draw structure of Chlorine pentafluoride
Compare the oxidizing action of F2 and Cl2 by considering parameters such as bond dissociation enthalpy, electron gain enthalpy and hydration enthalpy.
Which halogen compound in each of the following pairs will react faster in SN2 reaction
(CH3)3 C – Cl or CH3 – Cl
Give two examples to show the anomalous behaviour of fluorine.
Write the reactions of F2 with water.
Arrange the following in the order of property indicated for the given set:
HF, HCl, HBr, HI - increasing acid strength.
Complete chemical reactions are:Cl2 + H2O →
Complete the following equations:
KMnO4 
Select the correct alternative from the choices given :
The correct order of increasing acidic strength of the oxoacids of chlorine is:
Tincture of iodine is ____________.
Bond dissociation enthalpy of E–H (E = element) bonds is given below. Which of the compounds will act as the strongest reducing agent?
| Compound | \[\ce{NH3}\] | \[\ce{PH3}\] | \[\ce{AsH3}\] | \[\ce{SbH3}\] |
| Δdiss (E – H)/kJ mol–1 | 389 | 322 | 297 | 255 |
Which of the following is isoelectronic pair?
The reaction \[\ce{3ClO- (aq) -> ClO3- (aq) + 2Cl- (aq) + 2Cl- (aq)}\] is an example of
Statement I: Acid strength increases in the order given as HF << HCl << HBr << HI.
Statement II: As the size of the elements F, Cl, Br, and I increase down the group, the bond strength of HF, HCl, HBr, and HI decreases and so the acid strength increases.
In the light of the above statements, choose the correct answer from the options given below.
Write the name and formula of oxoacid of fluorine.
Give a reason for the following:
Mn+2 compounds are more stable than Fe+2 compounds.
Arrange the following in the increasing order of the property mentioned:
MF, MCl, MBr, MI (ionic character)
