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प्रश्न
Write four points of differences between properties of nitrogen and other elements of group 15.
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उत्तर
Differences between properties of nitrogen and other elements
of group 15:
(i) Nitrogen molecule is diatomic, whereas other elements form tetraatomic molecules.
(ii) Catenation property is more pronouncedly shown by nitrogen than the other elements of group 15.
(iii) Nitrogen is in the gaseous state, while the others are in the solid state at room temperature.
(iv) Hydride of nitrogen is stable, while the hydrides of other elements are not stable.
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संबंधित प्रश्न
Account for the following:
N2 is less reactive at room temperature.
Account for the following: Reducing character increases from NH3 to BiH3.
Give reasons for the following : (CH3)3 P = O exists but (CH3)3 N = O does not.
Why does nitrogen show catenation properties less than phosphorus?
The oxidation state of nitrogen in dinitrogen trioxide is ____
(a) + 1
(b) + 2
(c) + 3
(d) + 4
Account for the following :
Reducing character decreases from SO2 to TeO2
Account for the following
Bi(V) is a stronger oxidizing agent than Sb(V).
Account for the following :
N − N single bond is weaker than P − P single bond.
Account for the following :
Sulphur in vapour form exhibits paramagnetic behaviour.
Explain the geometry of [Cu(NH3)4]2+ on the basis of hybridisation [ At. No. Cu = 29 ].
Which of the following group 15 elements forms metallic bonds in an elemental state?
Which of the following has the highest pπ–pπ bonding tendency?
Which of the following species has the highest dipole moment?
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 trihalide is unstable?
Which of the following element will form acidic oxides of type E2O3?
The ion or group detected by K2[HgI4] is ____________.
The correct order of increasing oxidising power is:
Acidity of diprotic acid in aqueous solution increases in order.
The oxidation state of central atom in the anion of compound \[\ce{NaH2PO2}\] will be ______.
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. |
Assertion: N2 is less reactive than P4.
Reason: Nitrogen has more electron gain enthalpy than phosphorus.
Account for the following:
Zinc is a comparatively a soft metal, iron and chromium are typically hard.
What is the oxidation state of nitrogen atom in hydrazine, N2H4?
Which of the following pairs will have same chemical properties?
P4O10 is an anhydride of
