Solid State Chemistry
92 questions in this chapter, page 2 of 2.
Study loop for Solid State Chemistry
1. Practise the PYQsPrevious-year questions, with answers
Solid State – General
ABC26PH0805 · MgO crystallizes as rock salt structure with unit cell length 2.12 Å. From electrostatic model, the calculated lattice energy in kJ mol-1… · 2001-2022 self-practice
ABC26PH0806 · Fullerene (C60) crystallizes in an FCC unit cell (edge length = 14.14 Å) with one C60 centered at each lattice point. The smallest distance… · 2001-2022 self-practice
ABC26PH0521 · When NiO is heated with a small amount of Li2O in air at 1200°C, a non–stoichiometric compound LixNi(1x)O is formed. This compound is · 2005-2021
ABC26PH0807 · The ratio of the nearest neighbour atomic distances in body-centered cubic (bcc) and face-centered cubic (fcc) crystals with the same unit… · 2001-2022
ABC26PH0522 · The condition for observing diffraction from the nickel surface is · 2005-2021 self-practice
ABC26PH0808 · A first order reflection of X-ray from [220] plane of copper crystal is observed at a glancing angle of 22°. The wavelength of the X-ray… · 2001-2022 self-practice
ABC26PH0809 · The number of crystal systems and the number of Bravais lattices are, respectively, · 2001-2022 self-practice
ABC26PH0524 · The X-ray powder pattern of NaCl shows an intense cone at theta =15.87° using X-rays of wave length 1.54×10-8 cm. The spacing between the… · 2005-2021
ABC26PH0810 · Silver crystallizes in a face-centered cubic lattice. The lattice parameter of silver (in picometer) is ____ [Given: Avogadro's number =… · 2001-2022 self-practice
ABC26PH0811 · The separation of 123 planes (in nm) in an orthorhombic cell with a = 0.25 nm, b = 0.5 nm and c = 0.75 nm is ____ (final answer should be… · 2001-2022 self-practice
ABC26PH0526 · The asymmertric stretching mode of the H2O is shown below. The molecular plane is yz and the symmetry axis of H2O is z. This vibration… · 2005-2021
ABC26PH0812 · The coordination numbers of Cs+and Cl-ions in the CsCl structure, respectively are · 2001-2022 self-practice
ABC26PH0527 · Band theory predicts that magnesium is an insulator. However, in practice it acts as a conductor due to · 2005-2021
ABC26PH0813 · In a diffraction experiment with X-rays of wavelength 1.54 Å, a diffraction line corresponding to 2 theta = 20.8° is observed. The… · 2001-2022 self-practice
ABC26PH0814 · The potential energy of interaction between two ions in an ionic compound is given by U = 1389.4 [(Z1Z2)/(r/Å)] kJ mol-1. Assuming that… · 2001-2022 self-practice
ABC26PH0529 · For a face centered cubic lattice, the Miller indices for the first Bragg's peak (smallest Bragg angle) are · 2005-2021
ABC26PH0815 · At what angle(s) of incidence, X-rays of wavelength 5.0 Å will produce diffracted beam from the (110) planes in a simple cubic lattice with… · 2001-2022
ABC26PH0530 · A crystal has the lattice parameters a ≠ b ≠ c and alpha = beta = gamma = 90°. The crystal system is · 2005-2021
ABC26PH0531 · A metal crystallizes in the face – centered cubic lattice parameter of 4.20 Å. The shortest atom to atom contact distance in the lattice is · 2005-2021
ABC26PH0817 · A first order reflection from (111) plane is observed for LiX with 2 theta = 24.6° (X-ray of wavelength 1.54 Å). Assuming LiX to be a cubic… · 2001-2022 self-practice
ABC26PH0532 · Molybdenum crystallizes in a bcc structure with unit cell dimensions of 0.314 nm. considering the atomic mass of molybdenum to be 96, its… · 2005-2021
ABC26PH0533 · Which one of the following statements is INCORRECT? · 2005-2021
ABC26PH0818 · A hypothetical element (atomic weight = 300) crystallizes in a simple cubic lattice. For this crystal, the first order X-ray diffraction… · 2001-2022 self-practice
ABC26PH0534 · The distance between two successive (110) planes in a simple cubic lattice with lattice parameter 'a' is · 2005-2021
ABC26PH0819 · The lattice energy of LiF calculated from Born-Lande equation -1000 kJ mol-1. Assume that for both LiF and MgO the Madelung constants… · 2001-2022 self-practice
ABC26PH0535 · When crystals of sodium chloride are heated in the presence of sodium vapor, they turn yellow. This is due to the formation of · 2005-2021
ABC26PH0821 · The structure of rock salt consists of · 2001-2022
ABC26PH0822 · Draw a properly labeled unit cell diagram of CsCl. Show through calculations that there is only one CsCl per unit cell. IIT JAM 2009 · 2001-2022 self-practice
ABC26PH0538 · P, F and I represent primitive, face-centered and body-centered lattices, respectively. The lattice types of NaCl and CsCl, respectively… · 2005-2021
ABC26PH0823 · The unit cell of diamond can be obtained from the unit cell of · 2001-2022
ABC26PH0539 · The INCORRECT statement about the solid-state structure of CsCl and CaF2 is: · 2005-2021
ABC26PH0824 · In CsCl structure, the number of Cs^+ ions that occupy second nearest neighbour locations of a Cs^+ ion is: · 2001-2022
ABC26PH0825 · The ionic radii of Ca2+ and F^- are 100 pm and 133 pm respectively. The coordination number of Ca2+ in the ionic solid will be · 2001-2022
ABC26PH0541 · Consider that AgX crystallizes in rock salt structure. The density of AgX is 6477 kg/m3 and unit cell length is 577.5 pm. Atomic weight of… · 2005-2021 self-practice
X Ray Diffraction Bragg
ABC26PH1333 · A plane of spacing 'd' shows first order Bragg diffraction at angle theta. A plane of spacing 2d · JUNE 2013
ABC26PH1337 · Both NaCl and KCl crystallize with the fcc structure. However, the X-ray powder diffraction pattern of NaCl corresponds to the fcc… · DEC 2013
ABC26PH1343 · X-ray diffraction does not give any structural information for · DEC 2014
ABC26PH1345 · Silver crystallizes in face-cantered cubic structure. The 2nd order diffraction angle of a beam of X-ray (lambda =1 Å) of (111) plane of… · JUNE 2015
ABC26PH1347 · For a simple cubic crystal, X-ray diffraction shows intense reflections for angles theta 1 and theta 2 which are assigned to [1 0 1] and [1… · DEC 2015
ABC26PH1351 · The sin 2 theta values obtained from X-ray powder diffraction pattern of a solid are 2x, 4x, 6x, 8x where x is equal to 0.06. The… · DEC 2016
ABC26PH1357 · The (002) plane of an elemental FCC crystal diffracts X-rays (lambda = 0.154 nm) at Bragg angle 90°. the density of the crystal is 4 × 104… · JUNE 2018