Which of the following does not dissolve in dil $H_2SO_4$?

Match List-$I$ with List-$II$

List-$I$ Elements	List-$II$ Colour imparted to the flame
$A. K$	$I. Violet$
$B. Ca$	$II. Brick Red$
$C. Sr$	$III. Crimson Red$
$D. Ba$	$IV. Apple Green$

Choose the correct answer from the options given below:

Select the incorrect order for the given properties:
$(a)$ $A_2B < AB < A_2B_3 = \text{Lattice Energy (L.E.)}$ (Charge of $B = -2$)
$(b)$ $Na_2CO_3 < K_2CO_3 < Rb_2CO_3 < Cs_2CO_3 = \text{Thermal stability}$
$(c)$ $MgF_2 < CaF_2 < SrF_2 < BaF_2 < BeF_2 = \text{Solubility}$
$(d)$ $LiOH < NaOH < KOH < RbOH < CsOH = \text{Solubility and stability}$

Nitrolim is

Which of the following statements is correct?

Match the following:

List-$I$	List-$II$
$A$. Alkali metals	$I$. $ns^2 np^6$
$B$. Alkaline earth metals	$II$. $ns^1$
$C$. Halogens	$III$. $ns^2 np^5$
$D$. Noble gases	$IV$. $ns^2$