Academy for excellence
Lahore
Chemistry-1st 09-10 Ch# 3 (B) Paper:
From Start
to Before General Gas Equation
A. Choose the correct
answer
1. 1 atmospheric pressure is equal to
a.760 torr b.
101325 kilopascal c.
760 Nm–2 d. 760 Cm Hg
2. 
= 
it is the statement of
= it is the statement of
a. Boyle’s law b. Charles law c.
Avogadro’s law d. Dalton’s law
3. Isotherm is obtained by plotting the
graph b/w
a. V and T b. V and n c. V
and P d. All
4. Which law is valid in only absolute
scale
a. Boyle’s law b. Avogadro’s law c.
Charle’s law d. Dalton’s
law
5. General equation to know volume of
gas at various temperature is
a.V0 = Vt (1 + 
) b.
Vt = V0 ( 1 + ) c.
Vt = V0 (1 – 
) b.
Vt = V0 ( 1 + ) c.
Vt = V0 (1 –
d. Vt = V0 (1 + 
6. When we say in
Kelvin scale, 273 K is M.P of ice, then pressure should be
a. 2
atmosphere b. 4 atmosphere c. 3 atmosphere d. 1 atmosphere
7. Which of the
following is correct one
a. K = C0
–273 b. C0 =
(F0
– 32) c. F0 = 
(C0)
+ 32 d. Both b + c
(F0
– 32) c. F0 = (C0)
+ 32 d. Both b + c
8. S.I unit of pressure
is
a. torr b. mm Hg c. Nm–2 d. Pounds inch–2
9. Which of the
following gas diffuse more rapidly
a. O2 b. N2 c. SO2 d. Cl2
10. Matter having No definite shape and
volume called
a. Gas b.
Liquid c. Solid d. Plasma
Give Short Questions
a). What is
Joule Thomson effect 2
b). Define
Boyle’s law 2
c). 250 cm3
of Hydrogen is cooled from 127 C0 to –27 C0 by
maintaining the pressure constant. Calculate the
new volume of gas at low temperature 3
d). Define
absolute zero. Give graphical explanation 3
Tameer-e-Nau Academy
Taunsa Sharif
Chemistry-1st 09-10 Ch# 3 (B) Paper:
From Start
to Before General Gas Equation Total
Marks: 20
Name:
______________________________________________________Sec: ______________Roll:
_________________
A. Choose the correct
answer
1. 1 atmospheric pressure is equal to
a.760 torr b.
101325 kilopascal c.
760 Nm–2 d. 760 Cm Hg
2. When we say in
Kelvin scale, 273 K is M.P of ice, then pressure should be
a. 2
atmosphere b. 4 atmosphere c. 3 atmosphere d. 1 atmosphere
3. = it is the statement of
= it is the statement of
a. Boyle’s law b. Charles law c.
Avogadro’s law d. Dalton’s law
4. Isotherm is obtained by plotting the
graph b/w
a. V and T b. V and n c. V
and P d. All
5. Which law is valid in only absolute
scale
a. Boyle’s law b. Avogadro’s law c.
Charle’s law d. Dalton’s
law
6. S.I unit of pressure
is
a. torr b. mm Hg c. Nm–2 d. Pounds inch–2
7. Which of the
following is correct one
a. K = C0
–273 b. C0 =
(F0
– 32) c. F0 = (C0)
+ 32 d. Both b + c
(F0
– 32) c. F0 = (C0)
+ 32 d. Both b + c
8. General equation to know volume of
gas at various temperature is
a.V0 = Vt (1 + ) b.
Vt = V0 ( 1 + ) c.
Vt = V0 (1 –
) b.
Vt = V0 ( 1 + ) c.
Vt = V0 (1 –
d. Vt = V0 (1 +
9. Which of the
following gas diffuse more rapidly
a. O2 b. N2 c. SO2 d. Cl2
10. Matter having No definite shape and
volume called
a. Gas b.
Liquid c.
Solid d.
Plasma
Give Short Questions
a). What is
Joule Thomson effect 2
b). Define
Boyle’s law 2
c). 250 cm3
of Hydrogen is cooled from 127 C0 to –27 C0 by
maintaining the pressure constant. Calculate the
new volume of gas at low temperature 3
d). Define
absolute zero. Give graphical explanation 3
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