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Byju's Answer
Standard XII
Chemistry
Physical and Chemical Properties of Hydrogen
Hydrogen is p...
Question
Hydrogen is present in the form of________in free state.
A
H
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B
H
2
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C
H
2
O
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D
H
+
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Solution
The correct option is
B
H
2
Hydrogen is present in the molecular form in the free state. Its molecular form is
H
2
. So it also known as Dihydrogen.
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0
Similar questions
Q.
Assertion (A):
H
2
O
is liquid while
H
2
S
is a gas at room temperature.
Reason (R):
H
2
O
has intermolecular hydrogen bonding while H-bonds are absent in
H
2
S
.
Q.
H
2
is present in the free state in sun and stars.
Q.
If
S
+
O
2
→
S
O
2
;
△
H
=
−
298.2
k
J
S
0
2
+
1
/
20
2
→
S
O
3
;
△
H
=
−
98.7
k
J
S
O
3
+
H
2
O
→
H
2
S
O
4
;
△
H
=
−
130.2
k
J
H
2
+
1
/
20
2
→
H
2
O
;
△
H
=
−
287
k
J
Then the enthalpy of formation of
H
2
S
O
4
at 298 K is?
Q.
The angular momentum of an electron present in the excited state of Hydrogen is
1.5
h
π
. The
electron is present in:
Q.
Assertion :
H
2
S
is more acidic than
H
2
O
Reason:
H
−
S
bond is more polar than
H
−
O
bond
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