1. Which is the correct order of the strength of base?
LiOH<NaOH<KOH<CsOH \mathrm{LiOH}<\mathrm{NaOH}<\mathrm{KOH}<\mathrm{CsOH} LiOH<NaOH<KOH<CsOH
NaOH<LiOH<KOH<CsOH \mathrm{NaOH}<\mathrm{LiOH}<\mathrm{KOH}<\mathrm{CsOH} NaOH<LiOH<KOH<CsOH
KOH<CsOH<LiOH<NaOH \mathrm{KOH}<\mathrm{CsOH}<\mathrm{LiOH}<\mathrm{NaOH} KOH<CsOH<LiOH<NaOH
LiOH<KOH<CsOH<NaOH \mathrm{LiOH}<\mathrm{KOH}<\mathrm{CsOH}<\mathrm{NaOH} LiOH<KOH<CsOH<NaOH
2. Which of the following is applicable for Hund's principle?
Na
He
O
Be
3. Which is the hybridiation of NH4+ \mathrm{NH}_{4}{ }^{+} NH4+ion?
dsp2 \mathrm{dsp}^{2} dsp2
sp3 \mathrm{sp}^{3} sp3
sp2 \mathrm{sp}^{2} sp2
sp
4. In which block, the chalcogen element is included?
F
d
P
s
5. Which one contains more polarization of the below?
NaCl
CaCl2 \mathrm{CaCl}_{2} CaCl2
AlCl3 \mathrm{AlCl}_{3} AlCl3
FeCl3 \mathrm{FeCl}_{3} FeCl3