TEST SERIES FOR AIPMT (HALF SYLLABUS) - Career Point

Q.60 Which of the following statements is not true for
the reaction given below ?
[Cu(H2O)] 2+ + 4NH3 [Cu(NH3)4] 2+ + 4H2O
(1) It is a ligand-substitution reaction.
(2) NH3 is a relatively strong-field ligand while
H2O is a weak-field ligand.
(3) During the reaction, there is a change in colour
from light blue to dark blue.
(4) [Cu(NH3)4] 2+ has a tetrahedral structure, and is
paramagnetic.
Q.61 Which of the following will have three stereoisomeric
forms ?
(i) [Cr(NO3)3(NH3)3] (ii) K3[Co(C2O4)3]
(iii) K3[Co(C2O4)2Cl2] (iv) [Co(en)2ClBr] +
(where en = ethylene diamine)
(1) (iv) and (iii) (2) (iv) and (i)
(3) (iii) and (ii) (4) (i) and (ii)
Q.62 Which of the following is a bidentate ligand ?
(1) Oxalato (2) Carbonato
(3) Glycinato (4) All of these
Q.63 Which of the following coordination compounds
exhibits ionization isomerism ?
(1) [Cr(NH3)6]Cl3 (2) [Cr(en)3]Cl3
(3) [Cr(en)3]Cl3 (4) [Co(NH3)5Br]SO4
Q.64 The ionization isomer of [Cr(H2O)4Cl(NO2)]Cl is -
(1) [Cr(H2O)4(O2N)]Cl2
(2) [Cr(H2O)4Cl2](NO2)
(3) [Cr(H2O)4Cl(ONO)]Cl
(4) [Cr(H2O)4Cl2(NO2)].H2O
Q.65 Which of the following nitrates on heating does
not decomposes to give NO2 ?
(1) Ca(NO3)2 (2) NH4NO3
(3) Hg(NO3)2 (4) Pb(NO3)2
Q.66 Which process involves the roasting process -
(1) ZnCO3 → ZnO + CO2
(2) Fe2O3 + 3C → 2Fe + 3SO2
(3) 2PbS + 3O2 → 2PbO + 2SO2
(4) Al2O3.2H2O → Al2O3 + 2H2O
Q.67 Which of the following can not reduced by coke -
(1) Cu2O, SnO2 (2) Fe2O3
(3) Al2O3 (4) PbO, Fe2O3
Q.60 fuEu esa ls dkSulk dFku uhps nh xbZ vfHkfØ;k ds
fy, lR; ugh gS \
[Cu(H2O)] 2+ + 4NH3 [Cu(NH3)4] 2+ + 4H2O
(1) ;g fyxs.M-izfrLFkkiu vfHkfØ;k gS
(2) NH3 vIks{kkd`r izcy-{ks=k fyxs.M gS tcfd H2O
nqcZy-{ks=k fyxs.M gS
(3) vfHkfØ;k ds nkSjku jax] gYds uhys ls xgjs uhys
es ifjofrZr gks tkrk gS
(4) [Cu(NH3)4] 2+ dh lajpuk prq"Qydh; gksrh gS
rFkk ;g vuqpqEcdh; gksrk gS
Q.61 fuEu esa ls dkSulk] rhu f=kfoe leko;oh voLFkk,¡
cuk;sxk \
(i) [Cr(NO3)3(NH3)3] (ii) K3[Co(C2O4)3]
(iii) K3[Co(C2O4)2Cl2] (iv) [Co(en)2ClBr] +
(tgk¡ en = ,fFkyhu MkbZ,ehu)
(1) (iv) rFkk (iii) (2) (iv) rFkk (i)
(3) (iii) rFkk (ii) (4) (i) rFkk (ii)
Q.62 fuEu esa ls dkSulk f}nqUrd fyxs.M gS \
(1) vkWDlsysVks (2) dkcksZusVks
(3) XykbflusVks (4) lHkh lgh gS
Q.63 fuEu esa ls dkSulk milgla;kstd ;kSfxd vk;uu
leko;ork n'kkZrk gS \
(1) [Cr(NH3)6]Cl3 (2) [Cr(en)3]Cl3
(3) [Cr(en)3]Cl3 (4) [Co(NH3)5Br]SO4
Q.64 [Cr(H2O)4Cl(NO2)]Cl dk vk;uu leko;oh gS -
(1) [Cr(H2O)4(O2N)]Cl2
(2) [Cr(H2O)4Cl2](NO2)
(3) [Cr(H2O)4Cl(ONO)]Cl
(4) [Cr(H2O)4Cl2(NO2)].H2O
Q.65 fuEu esa ls dkSulk ukbVªsV xeZ djus ij fo;ksftr
gksdj NO2 nsrk gS \
(1) Ca(NO3)2 (2) NH4NO3
(3) Hg(NO3)2 (4) Pb(NO3)2
Q.66 fuEu esa ls fdl izØe esa HktZu fof/k gksrh gS -
(1) ZnCO3 → ZnO + CO2
(2) Fe2O3 + 3C → 2Fe + 3SO2
(3) 2PbS + 3O2 → 2PbO + 2SO2
(4) Al2O3.2H2O → Al2O3 + 2H2O
Q.67 fuEu esa ls dkSulk dksd }kjk vipf;r ugha fd;k
tk ldrk gS -
(1) Cu2O, SnO2 (2) Fe2O3
(3) Al2O3 (4) PbO, Fe2O3
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