JEE Mains · Chemistry · STD 11 - 4. Chemical bonding and molecular structure
Arrange the following in increasing order of their covalent character. \(CaF _{2}\),\(CaCl _{2}\),\(CaBr _{2}\),\(CaI _{2}\) Choose the correct answer from the options given below.
- A \(B < A < C < D\)
- B \(A < B < C < D\)
- C \(A < B < D < C\)
- D \(A < C < B < D\)
Answer & Solution
Correct Answer
(B) \(A < B < C < D\)
Step-by-step Solution
Detailed explanation
According to Fajan's rule,Covalent character \(\propto\) size of Anion
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- Given below are two statements :
Statement (I) : Benzyl chloride reacts faster in \(S_N1\) mechanism than ethyl chloride.
Statement (II) : Ethyl carbocation intermediate is less stabilized by hyperconjugation than benzyl carbocation by resonance.
In the light of the above statements, choose the correct answer from the options given below :JEE Mains 2026 Medium - Which reactant will give the following alcohol on reaction with one mole of phenyl magnesium bromide \(( PhMgBr )\) followed by acidic hydrolysis ?
JEE Mains 2022 Medium - For the given reaction The total number of possible products formed by tertiary carbocation of \(A\) is \(.........\).
JEE Mains 2023 Hard - Based on the data given below :
\(\begin{array}{ll}\mathrm{E}_{\mathrm{Cr}_2 \mathrm{O}_7^{2-} / \mathrm{Cr}^{3+}}^{\circ}=1.33 \mathrm{~V} & \mathrm{E}_{\mathrm{Cl}_2 / \mathrm{Cl}^{(-)}}^{\circ}=1.36 \mathrm{~V} \\ \mathrm{E}_{\mathrm{MnO}_4^{-} / \mathrm{Mn}^{2+}}^{\circ}=1.51 \mathrm{~V} & \mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{Cr}}^{\circ}=-0.74 \mathrm{~V}\end{array}\)
the strongest reducing agent is :JEE Mains 2025 Easy - For \(OF _2\) molecule consider the following: \((A)\) Number of lone pairs on oxygen is 2 . \((B)\) \(FOF\) angle is less than \(104.5^{\circ}\). \((C)\) Oxidation state of \(O\) is \(-2\). \((D)\) Molecule is bent ' \(V\) ' shaped. \((E)\) Molecular geometry is linear. Correct options are:JEE Mains 2023 Medium
- \(1\) molal \(K _{4} Fe ( CN )_{6}\) solution has a degree of dissociation of \(0.4 .\) Its boiling point is equal to that of another solution which contains \(18.1\) weight percent of a non electrolytic solute \(A\). The molar mass of \(A\) is \(.......\, u\). (Round off to the Nearest Integer). [Density of water \(\left.=1.0\, g\, cm ^{-3}\right]\)JEE Mains 2021 Medium
More PYQs from JEE Mains
- The increasing order of the reactivity of the following with \(LiAlH_4\) is
JEE Mains 2019 Hard - \(\mathrm{K}_{\mathrm{n}}\) for \(\mathrm{CH}_3 \mathrm{COOH}\) is \(1.8 \times 10^{-3}\) and \(\mathrm{K}_{\mathrm{b}}\) for \(\mathrm{NH}_4 \mathrm{OH}\) is \(1.8 \times 10^{-5}\). The \(\mathrm{pH}\) of ammonium acetate solution will be _______.JEE Mains 2024 Hard
- A particle of mass \(\mathrm{m}\) is dropped from a height \(h\) above the ground. At the same time another particle of the same mass is thrown vertically upwards from the ground with a speed of \(\sqrt{2 \mathrm{gh}} .\) If they collide head-on completely inelastically, the time taken for the combined mass to reach the ground, in units of \(\sqrt{\frac{\mathrm{h}}{\mathrm{g}}}\) isJEE Mains 2020 Hard
- \( \begin{array}{c} A \\ \left(C_{4} H_{8} C l_{2}\right) \end{array} \) \({\xrightarrow{ Hydrolysis \;at \;373 \;K }}\) \( \begin{array}{c} B \\ \left(C_{4} H_{8} O\right) \end{array} \) \(B\) reacts with Hydroxyl amine but does not give Tollen's test. Identify \(A\) and \(B\)JEE Mains 2021 Easy
- Time period of a simple pendulum in a stationary lift is ' \(T\) '. If the lift accelerates with \(\frac{ g }{6}\) vertically upwards then the time period will be ..... (where \(g =\) acceleration due to gravity)JEE Mains 2022 Medium
- An electron is moving along the positive \(x\)-axis. If the uniform magnetic field is applied parallel to the negative \(z\)-axis. then \(A.\) The electron will experience magnetic force along positive \(y\)-axis \(B.\) The electron will experience magnetic force along negative \(y\)-axis \(C.\) The electron will not experience any force in magnetic field \(D.\) The electron will continue to move along the positive \(x\)-axis \(E.\) The electron will move along circular path in magnetic field Choose the correct answer from the options given below:JEE Mains 2023 Medium