1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The number of hydrogen atom(s) attached to phosphorus atom in hypophosphorous acid is :
A
zero
B
two
C
one
D
three
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The correct order of the thermal stability of hydrogen halides (H – X) is :
A
HI > HBr > HCl > HF
B
HF > HCl > HBr > HI
C
HCl < HF > HBr < HI
D
HI > HCl < HF < HBr
3
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which among the following factors is the most important in making fluorine the strongest oxidizing halogen?
A
Electron affinity
B
Bond dissociation energy
C
Hydration enthalpy
D
Ionization enthalpy
4
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
Beryllium and aluminium exhibit many properties which are similar. But the two elements differ in :
A
exhibiting maximum covalency in compound
B
exhibiting amphoteric nature in their oxides
C
forming covalent halides
D
forming polymeric hydrides
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