1
IIT-JEE 1987
Numerical
+1
-0
The value of PV for 5.6 litres of an ideal gas is ________ RT, at NTP.
Your input ____
2
IIT-JEE 1987
Numerical
+5
-0
A spherical balloon of 21 cm diameter is to be filled up with hydrogen at N.T.P from a cylinder containing the gas at 20 atmospheres at 27oC. If the cylinder can hold 2.82 litres of water, calculate the number of balloons that can be filled up.
Your input ____
3
IIT-JEE 1987
True or False
+1
-0
Sodium when burnt in excess of oxygen gives sodium oxide.
A
TRUE
B
FALSE
4
IIT-JEE 1987
MCQ (Single Correct Answer)
+1
-0.25
The metallic lustre exhibited by sodium is explained by
A
diffusion of sodium ions
B
oscillation of loose electrons
C
excitation of free protons
D
existence of body centered cubic lattice
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