Q)
(chatquestion)...Is dried by using conc.H,SO4
(c) Oxidising power of halogens follow the order I, > Br, > Cl, y
(d) HIs the strongest acid among HI, HBr, HCI,
(a, b andd are correct (2) a, c are correct
ベソニーナ
ーてy
(b) Fluorine have highest oxidising power
(3) b, c are corrects
5.
(4) c, d are correct
Chromyl chloride test is performed for the confirmation of the presence of the following in mixture:
(1) SO,-
(2) Cr*++
The ion that cannot undergo disproportionation is
3) CH
(4) Cr** and CH
6.
Y CIO,
(2) CIO,
(3) CIO,
(4) CIO
7.
A greenish yellow gas reacts with an alkali metal hydroxide to form a halate which can be used in fire works
and safety matches. The gas and halate respectively are :
(4) Cl, NaCIO
(1) Br2, KBRO3
(2) Cl2, KCIO,
(3) 2, NalO3
In the clatherates of xenon with water, the nature of bonding between xenon and water molecule is :
(4)dipole-induced dipole interaction
8.
(3) co-ordinate
(2) hydrogen bonding
(1) covalent
XeF, reacts with PF, to give :
9.
2.
(4) [PF* [XeF,F
(3) XeF4
(2(XeF]* [PF
(1) XeF,
The first compound of noble gases prepared by Neil-Bartlett was :-
(2) XeF,
10.
(4) XeOF,
(3) XeF,
Xe+ [PTFJ
OUER KEY
1 Answer
...
