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Byju's Answer
Standard XII
Chemistry
Allotropes of Phosphorus
The molecular...
Question
The molecular formula of phosphorous is:
A
P
1
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B
P
4
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C
P
2
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D
P
5
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Solution
The correct option is
B
P
4
The molecular formula of phosphorous is
P
4
.
White phosphorus, in gaseous state and as waxy solid consists of
P
4
tetrahedra.
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0
Similar questions
Q.
If
(
1
+
x
)
n
=
P
0
+
P
1
x
+
P
2
x
2
+
.
.
.
+
P
n
x
n
,
then
p
0
−
p
2
+
p
4
−
p
6
+
.
.
.
p
1
−
p
3
+
p
5
−
p
7
+
.
.
.
=
?
Q.
Let
P
(
x
)
is polynomial of degree
4
such that
P
(
1
)
=
2
,
P
(
2
)
=
5
,
P
(
3
)
=
10
and
P
(
4
)
=
17
then
P
(
5
)
=
......
Q.
P
1
and
P
2
are the poles of bar magnet-
A
,
P
3
and
P
4
are the poles of bar magnet-
B
,
P
5
and
P
6
are the poles of bar magnet-
C
as shown below.
नीचे दर्शाए अनुसार छड़ चुम्बक-
A
के ध्रुव
P
1
तथा
P
2
हैं, छड़ चुम्बक-
B
के ध्रुव
P
3
तथा
P
4
हैं तथा छड़ चुम्बक-
C
के ध्रुव
P
5
तथा
P
6
हैं।
If the interaction between poles
P
1
and
P
6
is repulsive and that between
P
2
and
P
4
is attractive, then the interaction between pole
P
3
and
P
5
will be
यदि ध्रुवों
P
1
तथा
P
6
के मध्य अन्योन्यक्रिया प्रतिकर्षी है तथा
P
2
व
P
4
के मध्य अन्योन्यक्रिया आकर्षी है, तब ध्रुवों
P
3
तथा
P
5
के मध्य अन्योन्यक्रिया होगी
Q.
The number of moles of
P
in
124
g of phosphorous assuming that molecular formula of phosphorous is
P
4
is :
Q.
Consider a polynomial of degree
4
with leading coefficient
2
such that
P
(
1
)
=
1
,
P
(
2
)
=
16
,
P
(
3
)
=
81
,
P
(
4
)
=
256
then
P
(
5
)
is :
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