The P Block Elements

Chemistry
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The reaction of white phosphorus with aqueous gives phosphine along with another phosphorus containing compound. The reaction type, the oxidation states of phosphorus in phosphine and the other product are respectively:

A
redox reaction; and
B
redox reaction; and
C
disproportionation reaction; and
D
disproportionation reaction; and
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In spite of having less electron affinity than chlorine, fluorine is the strongest oxidizing agent among the halogens. The most important reason for this phenomenon is :

A
lower bond dissociation energy of than
B
much lower heat of hydration of than
C
much greater heat of hydration of than
D
greater electronegativity of than
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Which of the following arrangement of bond dissociation enthalpy of halogens is correct?

A
B
C
D
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The products of complete hydrolysis of are :

A
B
C
D
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The reaction of with X leads selectively to . The X is:

A
Dry
B
A mixture of and
C
Moist
D
in the presence of aqueous
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reacts with to give:

A
B
C
D
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