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Arrange the following in the increasing order of the property mentioned:
\[\ce{HF}\], \[\ce{HCl}\], \[\ce{HBr}\], \[\ce{HI}\] (thermal stability)
Concept: Chemical Properties of Elements of Groups 16, 17 and 18
Write four points of differences between properties of nitrogen and other elements of group 15.
Concept: Concept of Group 15 Elements
The element that does NOT exhibit allotropy is
- As
- Sb
- Bi
- N
Concept: Concept of Group 15 Elements
Explain how does nitrogen exhibit anomalous behaviour amongst group 15 elements.
Concept: Concept of Group 15 Elements
The hybridisation of phosphorus in phosphorus pentachloride is _______.
(A) dsp3
(B) sp3 d
(C) d2 sp3
(D) sp3 d2
Concept: p-Block elements of Group 15 Elements >> Compounds of Phosphorus
Describe the laboratory method of preparation of ammonia
Concept: p-Block elements of Group 15 Elements >> Ammonia
What is the action of hot/concentrated nitric acid on - Arsenic
Concept: p-Block elements of Group 15 Elements >> Nitric Acid
Draw the structure of: Orthophosphoric acid
Concept: p-Block elements of Group 15 Elements >> Compounds of Phosphorus
Draw structure and write geometry of PCl3 and PCl5.
Concept: p-Block elements of Group 15 Elements >> Compounds of Phosphorus
What is the action of Excess of air on ammonia ?
Concept: p-Block elements of Group 15 Elements >> Ammonia
What is the action of the following reagents on ammonia :
Nessler's reagent
Concept: p-Block elements of Group 15 Elements >> Ammonia
Explain brown ring test with the help of chemical equation
Concept: p-Block elements of Group 15 Elements >> Nitric Acid
Write balanced chemical equations for action of potassium permanganate on: Hydrogen
Concept: p-Block elements of Group 15 Elements >> Oxides of Nitrogen
Draw the structure of: Pyrophosphoric acid
Concept: p-Block elements of Group 15 Elements >> Compounds of Phosphorus
Fe2+ ions react with nitric oxide formed from reduction of nitrate and yields a brown coloured complex _____________.
Concept: p-Block elements of Group 15 Elements >> Nitric Acid
How is phosphine prepared using the following reagent ?
HCl
Concept: p-Block elements of Group 15 Elements >> Phosphine
Which of the following is a basic oxide?
(A) SiO2
(B) P4O10
(C) MgO
(D) Al2O3
Concept: p-Block elements of Group 15 Elements >> Oxides of Nitrogen
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)
Concept: Concept of Group 15 Elements
Calculate molarity and molality of 6.3% solution of nitric acid having density 1.04 g cm−3
. (H = 1, N = 14, O = 16)
Concept: p-Block elements of Group 15 Elements >> Nitric Acid
Draw the structure of H4P2O6 hypophosphoric acid
Concept: p-Block elements of Group 15 Elements >> Compounds of Phosphorus
