Arrange according to increasing Lewis acid character, `B(n-Bu)_(3)`,` B(t-Bu)_(3)`

Arrange according to increasing Lewis acid character, BF_(3) , BCI_(3) , BBr_(3) Bl_(3)

Arrange according to increasing Lewis acid character, SiF_(4) , SiCl_(4) SiBr_(4) . SiI_(4) .

AlCl_3 is a Lewis acid.

Arrange the following in increasing order of acidic character: CrO,Cr_(2)O_3 and CrO_3 .

Arrange A,B, C in increasing potential energy:

Arrange the oxides of manganese according to increasing acidic strength.

Arrange the following oxides in order of increasing acidic character: SO_3, Cl_2O_7, CaO and PbO_2.

Arrange the following in correct order of Lewis acidity BF_(3), BCl_(3), BBr_(3) .

Arrange the following in the increasing order of their (a) CaCO_(3), BaCO_(3),MgCO_(3), BeCO_(3) (Thermal stability) (b) NaCl, MgCl_(2),SiCl_(4), AlCl_(3) (ionic character)

Arrange the elements of period 3 in decreasing metallic character.