1
IIT-JEE 1981
Fill in the Blanks
+1
-0
The angle between two convalent bonds is maximum in ________. (CH4, H2O, CO2)
2
IIT-JEE 1981
MCQ (Single Correct Answer)
+1
-0.25
If a molecule MX3 has zero dipole moment, the sigma bonding orbitals used by M (atomic number < 21) are
A
pure p
B
sp hybrid
C
sp2 hybrid
D
sp3 hybrid
3
IIT-JEE 1981
MCQ (Single Correct Answer)
+1
-0.25
Equal weights of methane and oxygen are mixed in an empty container at 25oC. The fraction of the total pressure exerted by oxygen is
A
1/3
B
1/2
C
2/3
D
$${1 \over 3} \times {{273} \over {298}}$$
4
IIT-JEE 1981
MCQ (Single Correct Answer)
+1
-0.25
The temperature at which a real gas obeys the ideal gas aws over a wide range of pressure is
A
Critical temperature
B
Boyle temperature
C
Inversion temperature
D
Reduced temperature
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