List of practice Questions

The correct order of electron affinity among the following is
The correct order of electronegativity among halogens is :
The correct order of increasing energy of atomic orbitals is
The correct order of increasing radii of the ions $ {Br^{-}, F^{-} , O^{2-}}$ and $ {S^{2-}}$ is as follows:
The correct order of bond angles in the molecules, $H_2O, NH_3, CH_4$ and $CO_2$ is
The correct order of chemical composition of living tissues/cells in term of percentage of the total cellular mass is
The correct order of decreasing ionic character of $PbF_2, PbCl_2, PbBr_2$ and $Pbl_2$ are
The correct match for kind of respiration is
The correct order of acidic strength is
The correct order of acidity of oxoacids of halogens is
The correct IUPAC name of $Mn_3(CO)_2$ is
The correct IUPAC name of the antiseptic chloroxylenol is
The correct $IUPAC$ name of the coordination compound $K_{3}[Fe(CN)_{5}NO]$ is
The correct $IUPAC$ name of the following compound is $[Cr(NH_{3})_{5}(NCS)] [ZnCl_{4}]$
The correct functional group $X$ and the reagent/ reaction conditions $Y$ in the following scheme are
(i) $X=COOCH_{3}, X=H_{2} $/Ni/heat (ii)$X=CONH_{2}, P=H_{2}$/Ni/heat (iii)$X= CONH_{2}, Y= Br_{2}/NaOH$ (iv)$X- CN, Y= H_{2}$/Ni/heat
The correct increasing order of acidity of $ {CO_2, H_2O}$ and $ {H_2O_2}$ is
The correct IUPAC name of $AlCl_3$.4(Et.OH) is
The correct IUPAC name of $Fe(C_5H_5)_2$ is
The corner points of the feasible region determined by the system of linear constraints are $(0,0), (0,40), (20, 40), (60, 20), (60, 0)$. The objective function is $Z = 4x + 3y$. Compare the quantity in Column $A$ and Column $B$
The correct arrangement of increasing order of atomic radii among Na, K, Mg, Rb is
The correct expression of partial pressure in terms of mole fraction is
The correct formula of Zeise's salt is
The coordination number of $Sr^{2+}$ ion in $SrF_2$, if ionic radii are r $(Si^{2+})$ = 113 pm and r $(F^-)$ = 136 pm; is
The core of electromagnet is made of soft iron, because a) the susceptibility of soft iron is very high b) coercivity of soft iron is very low
The contrapositive of "if two triangles are congruent then they are similar" is