MCQ
If the difference in electronegativities of two elements is very large, then
  • A
    The bond is $50\%$ ionic
  • B
    The bond is $100\%$ covalent
  • C
    The bond is more covalent than ionic
  • The bond is more ionic than covalent

Answer

Correct option: D.
The bond is more ionic than covalent
d
(d) If the difference in electronegativities of two elements is very high then the bond is more ionic than covalent.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Consider the following statements for $\dot C{H_3} = X$ and $\dot C{H_3} = Y$

$(I)$ When $X$ dimerises bond angle decreases
$(II)$ When $X$ dimerises bond angle increases
$(III)$ In $X-Y$ molecule $C-C$ bond length is less than that in $Y-Y$ molecule
$(IV)$ Bond angle in $X$ is greater than that in $Y$

For the reaction $2HI$ $\rightleftharpoons$ ${H_2} + {I_2}$, the rate of the reaction is proportional to ${[HI]^2}$. This means that the reaction is
Which compound shows cis-trans isomerism
The property by virtue of which a compound can turn the plane polarised light is known as
If the mixture of the following four aromatic compounds on oxidation by strong oxidising agent gives :
Dilution processes of different aqueous solutions, with water, are given in $LIST-I$. The effects of dilution of the solutions on $\left[ H ^{+}\right]$ are given in $LIST-II.($Note: Degree of dissociation $( \alpha )$ of weak acid and weak base is $<<1$; degree of hydrolysis of salt $<<1 ;\left[ H ^{+}\right]$ represents the concentration of $H ^{+}$ ions$)$
$LIST-I$ $LIST-II$
$P(10 \ mL $ of  $0.1 M NaOH +20 \ mL$ of $0.1 M $  acetic acid$)$ diluted to  $60 \ mL$ $1$ the value of $\left[ H ^{+}\right]$ does not change on dilution
$Q (20 \ mL $ of $ 0.1 \ M \ NaOH +20 \ mL $ of $0.1 \ M $ acetic acid$)$ diluted to $ 80\ mL$ $2$ the value of $\left[ H ^{+}\right]$ changes to half of its initial value on dilution the value of $\left[ H ^{+}\right]$ changes to two times of its initial value on dilution
$R(20 \ mL $ of $ 0.1 \ M HCl +20 \ mL$ of $0.1 \ M$ ammonia solution$)$ diluted to $80 \ mL$ $3$ the value of $\left[ H ^{+}\right]$changes to $1 / \sqrt{2}$ times of its initial value on dilution
$S10 \ mL$ saturated solution of Ni $( OH )_2$ in equilibrium with excess
solid  Ni $( OH )_2$ s diluted to  $20 \ mL ($solid  Ni $( OH )_2$ is still present afterdilution$).$
$4$the value of $\left[ H ^{+}\right]$changes to $\sqrt{2}$ times of its initial value on dilution
  $5$ the value of $\left[ H ^{+}\right]$changes to $\sqrt{2}$ times of its initial value on dilution
Match each process given in $LIST-I$ with one or more effect$(s)$ in $LIST-II$. The correct option is
Which one of the following reactions is most suitable for the preparation of $n-$ propyl benzene
The incorrect statement regarding conformations of ethane is:
Freon-$114$ used in refrigerator and air conditioners is $1, 2-$ dichorotetrafluoroethane. Its structural formula is
Pure ammonia is placed in a vessel at temperature where its dissociation constant ($\alpha $) is appreciable. At equilibrium