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Byju's Answer
Standard X
Chemistry
Extraction of Aluminium
47. Arrange i...
Question
47. Arrange in the increasing Order of melting point of following i) liI NaI ki rbI CsI ii)bef2 mgf2 caf2 srf2 baf2
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Similar questions
Q.
Arrange the following in increasing order of solubility in
H
2
O
.
M
g
F
2
,
C
a
F
2
,
A
g
F
Q.
Which has the strongest and weakest ionic bonds among the following?
L
i
I
,
N
a
I
,
K
I
,
C
s
I
Q.
Which has the weakest ionic bonds among the following?
1.
L
i
I
,
2.
N
a
I
,
3.
K
I
,
4.
C
s
I
(Ex: if answer is
N
a
I
, type 2)
Q.
Arrange the following compounds in the increasing orders of their melting point.
I
.
A
g
I
II
.
N
a
I
III
.
C
u
I
IV
.
N
a
C
l
Q.
Assertion :In the metallurgy of aluminium, purified
A
l
2
O
3
is mixed with
N
a
3
A
l
F
6
or
C
a
F
2
. Reason:
N
a
A
l
F
6
or
C
a
F
2
lowers the melting point of mixture and increases its conductivity.
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