How many of the following properties correctly mentioned in their decreasing order?a) NH3,PH3,H2O (Bond angle)b) CH3Cl, CH2Cl2,CHCl3,CCl4 (dipole moment)c) +NO2,NO2,NO2⊙ (Bond angle)d) C⊕O,CO,N⊕2,O2 (Bond order)e) MgO, CaO (Hardness)f) CH3Cl,CH3F,CH3−Br,CH3−I (dipole moment)g) NH3,NF3 (dipole moment)h) K−F,NaI,LiCl,H−F,Br−I (ionic character)

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How many of the following properties correctly mentioned in their decreasing order?
a) ${NH}_{3}, {PH}_{3}, H_{2} O$ (Bond angle)
b) ${CH}_{3} Cl, {CH}_{2} {Cl}_{2}, {CHCl}_{3}, {CCl}_{4}$ (dipole moment)
c) $^{+} {NO}_{2}, {NO}_{2}, {NO}_{2}^{⊙}$ (Bond angle)
d) $\overset{\oplus}{C} O, CO, {\overset{\oplus}{N}}_{2}, O_{2}$ (Bond order)
e) MgO, CaO (Hardness)
f) ${CH}_{3} Cl, {CH}_{3} F, {CH}_{3} - Br, {CH}_{3} - I$ (dipole moment)
g) ${NH}_{3}, {NF}_{3}$ (dipole moment)
h) $K - F, NaI, L iCl, H - F, Br - I$ (ionic character)

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answer is 7.

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Expect “a” all are correct

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