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प्रश्न
The group 15 element having inner electronic configuration as of argon is-
(a) Phosphorous (z = 15)
(b) Antimony (z =51)
(c) Arsenic (z = 33)
(d) Nitrogen (z = 7)
उत्तर
Arsenic (Z = 33)
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संबंधित प्रश्न
Explain how does nitrogen exhibit anomalous behaviour amongst group 15 elements.
Nitrogen does not form pentahalide.
Discuss the general characteristics of Group 15 elements with reference to their electronic configuration, oxidation state, atomic size, ionisation enthalpy and electronegativity.
Nitrogen exists as diatomic molecule and phosphorus as P4. Why?
The oxidation state of nitrogen in dinitrogen trioxide is ____
(a) + 1
(b) + 2
(c) + 3
(d) + 4
Among the hydrides of Group-15 elements, which have the lowest boiling point?
Give reasons H3PO3 undergoes disproportionation reaction but H3PO4 does not.
Account for the following
The enthalpy of atomisation is lowest for Zn in 3d series of the transition elements.
What is the action of sodium on arsenic.
The most common oxidation states of nitrogen are ____________.
In which of the following compound, nitrogen shows the oxidation state of +5?
The correct order of solubility in water for He, Ne, Ar, Kr, Xe is:
Ionic radii (in Å) of As3+, Sb3+ and Bi3+ follow the order:
Which of the following group 15 elements forms metallic bonds in an elemental state?
Which of the following species has the highest dipole moment?
With respect to protonic acids, which of the following statement is correct?
H2S is more acidic than H2O because ____________.
The correct order of oxidising power is:
Assertion: N2 is less reactive than P4.
Reason: Nitrogen has more electron gain enthalpy than phosphorus.
In \[\ce{PCl5}\], phosphorus is in sp3d hybridised state but all its five bonds are not equivalent. Justify your answer with reason.
The electronic configuration of Cu (atomic number 29) is
Among the following, identify the species with an atom in +6 oxidation state
The elements with zero electron affinity are
In a regular octahedral molecule mx6, the number of X – M – X bouds at 180° are:-
The element With maximum ionisation potential is
