JEE Mains · Chemistry · STD 12 - p -Block elements - ll
Given below are two statements:
Statement I: The increasing order of boiling point of hydrogen halides is \(HCl < HBr < HI < HF\)
Statement II: The increasing order of melting point of hydrogen halides is \(HCl < HBr < HF < HI\)
In the light of the above statements, choose the correct answer from the options given below
- A Both Statement I and Statement II are true
- B Statement I is true but Statement II is false
- C Both Statement I and Statement II are false
- D Statement I is false but Statement II is true
Answer & Solution
Correct Answer
(A) Both Statement I and Statement II are true
Step-by-step Solution
Detailed explanation
Correct order of (i) Boiling point: \(HF > HI > HBr > HCl\) (ii) Melting point: \(HI > HF > HBr > HCl\)
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
- Which of the glycosidic linkage between galactose and glucose is present in lactose ?JEE Mains 2021 Easy
- The number of bridging \(CO\) ligand\((s)\) and \(Co-Co\) bond\((s)\) in \(Co_2 (CO)_8\) respectively areJEE Mains 2019 Medium
- The number of paramagnetic species among the following is\(......\) \(B _{2}, Li _{2}, C _{2}, C _{2}^{-}, O _{2}^{2-}, O _{2}^{+}\)and \(He _{2}^{+}\)JEE Mains 2022 Easy
- The difference in the ' spin-only ' magnetic moment values of \(\mathrm{KMnO}_4\) and the manganese product formed during titration of \(\mathrm{KMnO}_4\) against oxalic acid in acidic medium is _______ \(\mathrm{BM}\). (nearest integer)JEE Mains 2024 Medium
- Consider the following standard electrode potentials (\(E^o\) in volts) in aqueous solution
Based on these data, which of the following statements is correct ?Element \(M^{3+}/ M\) \(M^+/M\) \(Al\) \(-1.66\) \(+0.55\) \(Tl\) \(+1.26\) \(-0.34\) JEE Mains 2017 Hard - Match List - I with List - II.
List - I (Partial Derivatives) List - II (Thermodynamic Quantity) (A)\(\left(\frac{\partial \mathrm{G}}{\partial \mathrm{T}}\right)_{\mathrm{P}}\) (I) Cp (B) \(\left(\frac{\partial \mathrm{H}}{\partial \mathrm{T}}\right)_{\mathrm{P}}\) (II) -S (C) \(\left(\frac{\partial G}{\partial P}\right)_T\) (III) Cv (D) \(\left(\frac{\partial \mathrm{U}}{\partial \mathrm{T}}\right)_{\mathrm{V}}\) (IV) V
Choose the correct answer from the options given below :JEE Mains 2025 Hard
More PYQs from JEE Mains
- In a period, the first ionisation enthalpy of the element at extreme left and the negative electron gain enthalpy of the extreme right element, except noble gases, are respectively.JEE Mains 2026 Easy
- The stopping potential for photoelectrons emitted from a surface illuminated by light of wavelength \(6630 \; \mathring A\) is \(0.42 \; V\). If the threshold frequency is \(x \times\) \(10^{13} / s\), where \(x\) is\(\dots\) (nearest integer). (Given, speed light \(=3 \times 10^{8} \; m / s\), Planck's constant \(=6.63 \times 10^{-34} \; Js\) )JEE Mains 2022 Medium
- If \(\alpha, \beta\) are the roots of the equation \(x^{2}-\left(5+3 \sqrt{\log _{3} 5}-5 \sqrt{\log _{5} 3}\right)x+3\left(3^{\left(\log _{3} 5\right)^{\frac{1}{3}}}-5^{\left(\log _{5} 3\right)^{\frac{2}{3}}}-1\right)=0\) then the equation, whose roots are \(\alpha+\frac{1}{\beta} \text { and } \beta+\frac{1}{\alpha} \text {, }\)JEE Mains 2022 Hard
- \(2\, moles\) of helium gas is mixed with \(3\, moles\) of hydrogen molecules (taken to be rigid). What is the molar specific heat of mixture at constant volume ....... \(J/mol\, K\) ? \((R = 8.3\, J/mol\, K)\)JEE Mains 2019 Hard
- The output of the given combination gates represents
JEE Mains 2021 Medium - The sum, of the squares of all the roots of the equation \(x^2+|2 x-3|-4=0\), isJEE Mains 2025 Medium