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Byju's Answer
Standard XII
Chemistry
Physical Properties of Carbon Family
Select correc...
Question
Select correct statement about
C
O
2
,
S
i
O
2
,
S
n
O
2
,
P
b
O
2
:
A
C
O
2
,
S
i
O
2
are acidic
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B
S
n
O
2
is amphoteric
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C
P
b
O
2
is amphoteric
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D
All of the above.
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Solution
The correct option is
D
All of the above.
C
O
2
and
S
i
O
2
are acidic due to electron deficiency.
S
n
O
2
,
P
b
O
2
is amphoteric in nature as it can work as acid as well as base.
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Similar questions
Q.
Select correct statement about
C
O
2
,
S
i
O
2
,
G
e
O
2
,
S
n
O
2
and
P
b
O
2
:
Q.
(a) Classify following oxides as neutral, acidic, basic or amphoteric:
C
O
,
B
2
O
3
,
S
i
O
2
,
C
O
2
,
A
l
2
O
3
,
P
b
O
2
,
T
l
2
O
3
(b) Write suitable chemical equations to show their nature.
Q.
Which of the following is/are not correctly matched?
(i)
G
e
O
2
−
acidic (ii)
P
b
O
2
−
Amphoteric
(iii)
C
O
- Neutral (iv)
S
i
O
2
−
Amphoteric
Q.
Elements in the same group of the periodic table often form compounds with similar formulas, but not always with similar properties.
For example, members of the carbon family all form dioxides.
C
O
2
,
S
i
O
2
,
S
n
O
2
, and
P
b
O
2
are all known to exist, but
C
O
2
consists of independent gaseous molecules, while
S
i
O
2
is a network solid, and
S
n
O
2
and
P
b
O
2
are ionic solids.
Which of the following would not help to explain these observations?
Q.
In the given oxides how many oxides are amphoteric?
C
O
,
C
O
2
,
N
a
2
O
,
P
b
O
2
,
P
b
O
,
S
n
O
,
G
e
O
2
,
G
e
O
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