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Byju's Answer
Standard IX
Chemistry
Molecular Formula
Differentiate...
Question
Differentiate between formulae of elements and formulae of the compound.
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Solution
Formulae of elements have the same type of atoms in representation while formulae of compounds contain more than one type of element.
Examples: Formula of elements
−
O
2
,
He, etc.
Formula of compounds
−
C
O
2
,
H
N
O
3
,
etc.
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Similar questions
Q.
What is meant by a chemical formula ? Write the formulae of one element and one compound.
Q.
The electronic configuration of four element
L
,
P
,
Q
and
R
are given in brackets
L
(
l
s
2
,
2
S
2
,
2
p
4
)
;
P
(
l
s
2
,
2
s
2
,
2
P
6
,
3
s
1
)
Q
(
l
s
2
,
2
s
2
2
P
6
,
3
s
2
3
p
5
)
R
(
l
s
2
,
2
s
2
2
P
6
,
3
s
2
)
The formulae of ionic compounds that can be formed between these elements are:
Q.
The electronics configuration of four element
L
,
P
,
Q
and
R
are given in brackets
L
(
1
s
2
,
2
s
2
,
2
p
4
)
;
Q
(
1
s
2
,
2
s
2
,
2
p
6
,
3
s
2
,
3
p
5
)
;
P
(
1
s
2
,
2
s
2
,
2
p
6
,
3
s
1
)
;
R
(
1
s
2
,
2
s
2
,
2
p
6
,
3
s
2
)
;
The formulae of ionic compound that can be formed between there elements are
Q.
The formula of a compound between any group
13
element,
M
, and any group
17
element,
X
, will be:
Q.
The formula of a compound between a group
13
element,
M
, and a group
15
element,
X
, will be:
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