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At room temperature, sodium crystallizes in a body centered cubic lattice with a = 4.24 .
asked
Apr 1, 2019
in
Chemistry
by
kratos
amu
neet
class-11
jee
physical chemistry
aiims
solid state
class-12
jee mains
crystallography
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votes
1
answer
Gold (atomic radius = 0.144 nm) crystallises in a face centred unit cell. What is the length of the side of the cell?
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Mar 26, 2019
in
Chemistry
by
kratos
theory of metals
neet
cbse
class-11
defects in solids
physical chemistry
solid state
class-12
crystallography
the solid state
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1
answer
Gold (atomic radius = 0.144 nm) crystallises in a face-centred unit cell. What is the length of a side of the cell?
asked
Mar 15, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
the solid state
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votes
1
answer
Aluminium crystallises in a cubic close-packed structure. Radius of the atom in the metal is 125 pm.
asked
Mar 14, 2019
in
Chemistry
by
kratos
cbse
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
the solid state
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1
answer
The radius of the Na^+ is 95 pm and that of Cl^– ion is 181 pm. Predict the coordination number of Na^+ .
asked
Mar 12, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
kvpy
solid state
class-12
jee mains
crystallography
bitsat
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vote
1
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Fig. 1.10 represents a crystal unit of cesium chloride, CsCl. The cesium atoms, represented by
asked
Mar 8, 2019
in
Chemistry
by
kratos
neet
cbse
class-11
aiims
physical chemistry
crystallography
class-12
+1
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1
answer
Sodium metal crystallizes in a body centred cubic lattice with a unit cell edge of 4.29 . The radius of sodium atom is approximately
asked
Mar 8, 2019
in
Chemistry
by
kratos
amu
neet
class-11
jee
aiims
physical chemistry
class-12
jee mains
crystallography
the solid state
states of matter
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votes
1
answer
The maximum radius of sphere that can be fitted in the octahedral **** of cubical closed packing of sphere of radius r is _______.
asked
Mar 7, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
the solid state
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votes
1
answer
Thallium (I) chloride crystallizes in either a simple cubic lattice or FCC lattice of Cl^− ion.
asked
Mar 1, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
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vote
1
answer
Derive Bragg'* equation.
asked
Feb 28, 2019
in
Chemistry
by
kratos
neet
class-11
aiims
physical chemistry
solid state
crystallography
class-12
interference
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votes
1
answer
Calculate the number (n) of atoms contained within (a) cubic cell, (b) a body centred cubic cell,
asked
Feb 21, 2019
in
Chemistry
by
kratos
class-11
class-12
crystallography
physical chemistry
+2
votes
1
answer
Analysis shows that nickel oxide has the formula Ni0.98O. What fractions of the nickel exist as Ni^2+ and Ni^3+?
asked
Feb 9, 2019
in
Chemistry
by
kratos
cbse
class-11
physical chemistry
solid state
crystallography
class-12
the solid state
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vote
1
answer
An X-ray beam of wavelength 10^-10 m falls on a crystal of atomic spacing 2 x 10^-10. The Bragg'* angle for the second order reflection will be
asked
Feb 1, 2019
in
Chemistry
by
kratos
irodov
neet
thermal radiation
class-11
aiims
jee
physical chemistry
optics
class-12
jee mains
crystallography
interference
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vote
1
answer
Calculate the number (n) of atoms contained within (a) simple cubic cell (b) a body centred cubic cell
asked
Jan 16, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
class-12
jee mains
p block elements
crystallography
the solid state
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vote
1
answer
Sodium metal crystallizes in a body centred cubic lattice with a unit cell edge of 4.29 .
asked
Jan 4, 2019
in
Chemistry
by
kratos
amu
neet
class-11
jee
aiims
physical chemistry
solid state
class-12
jee mains
crystallography
the solid state
states of matter
+3
votes
1
answer
Analysis shows that nickel oxide has the formula Ni 0.98 O. What fraction of the nickel exist as Ni^2+ and Ni^3+.
asked
Dec 31, 2018
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
the solid state
+1
vote
1
answer
Lithium chloride has a cubic structure as shown below. If the edge length is 400 pm., then the radii of Cl^– ions is
asked
Dec 25, 2018
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
jee mains
crystallography
class-12
+2
votes
1
answer
A solid has the Nacl structure .if radius of the cation is 100 pm.what is the radius of anion B ?
asked
Dec 22, 2018
in
Chemistry
by
kratos
neet
class-11
jee
physical chemistry
aiims
solid state
class-12
jee mains
crystallography
+2
votes
1
answer
Aluminium crystallizes in a cubic close-packed structure, its metallic radius is 125 pm.
asked
Dec 13, 2018
in
Chemistry
by
kratos
class-11
jee
physical chemistry
solid state
class-12
jee mains
crystallography
+3
votes
1
answer
The radius of K^+ is 133 pm and that of Cl is 181 pm. The volume of the unit cell of KCl expressed in 10^–22 cm^3 is :
asked
Nov 27, 2018
in
Chemistry
by
kratos
neet
class-11
jee
aiims
physical chemistry
solid state
class-12
jee mains
crystallography
bitsat
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