Advertisements
Advertisements
प्रश्न
In \[\ce{PCl5}\], phosphorus is in sp3d hybridised state but all its five bonds are not equivalent. Justify your answer with reason.
Advertisements
उत्तर
In \[\ce{PCl5}\], phosphorus undergoes sp3d hybridisation and a trigonal bipyramidal configuration comes into existence.
The equatorial \[\ce{P - Cl}\] bonds are equivalent while two axial bonds are different and larger than equatorial bonds.
APPEARS IN
संबंधित प्रश्न
Explain how does nitrogen exhibit anomalous behaviour amongst group 15 elements.
The oxidation state of nitrogen in dinitrogen trioxide is ____
(a) + 1
(b) + 2
(c) + 3
(d) + 4
Account for the following :
BiH3 is the strongest reducing agent amongst all the hydrides of group 15.
Write the structural difference between white phosphorus and red phosphorus.
Account for the following :
N − N single bond is weaker than P − P single bond.
Give a reason for the following:
E° value for (Mn2+|Mn) is negative whereas for (Cu2+|Cu) is positive.
Account for the following :
Acidic character decreases from N2O3 to Bi2O3 in group 15.
The strongest oxidising agent is ____________.
Ionic radii (in Å) of As3+, Sb3+ and Bi3+ follow the order:
Which of the following has the highest pπ–pπ bonding tendency?
The correct decreasing order of basic strength is:
The p-block element of group 15 that forms predominantly basic oxide is _____________.
Which of the following is the strongest reducing agent?
Which of the following has highest ionisation enthalpy?
If chlorine gas is passed through hot NaOH solution, two changes are observed in the oxidation number of chlorine during the reaction. These are :
(i) 0 to +5
(ii) 0 to +3
(iii) 0 to –1
(iv) 0 to +1
Which of the following options are not in accordance with the property mentioned against them?
| (i) | \[\ce{F2 > Cl2 > Br2 > I2}\] | Oxidising power. |
| (ii) | \[\ce{MI > MBr > MC1 > MF}\] | Ionic character of metal halide. |
| (iii) | \[\ce{F2 > Cl2 > Br2 > I2}\] | Bond dissociation enthalpy. |
| (iv) | \[\ce{HI < HBr < HCI < HF}\] | Hydrogen-halogen bond strength. |
Match the items of Columns I and II and mark the correct option.
| Column I | Column II | |
| (A) | Its partial hydrolysis does not | (1) He |
| (B) | It is used in modern diving apparatus | (2) XeF6 |
| (C) | It is used to provide inert atmosphere for filling electrical bulbs |
(3) XeF4 |
| (D) | Its central atom is in sp3d2 hybridisation | (4) Ar |
The electronic configuration of Cu (atomic number 29) is
The elements which are characterized by the outer electronic configuration ns1 to ns2 np6 are collectively called
