1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A gas at 350 K and 15 bar has molar volume 20 percent smaller than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor (Z) is -
A
Z < 1 and attractive forces are dominant
B
Z < 1 and repulsive forces are dominant
C
Z > 1 and attractive forces are dominant
D
Z > 1 and repulsive forces are dominant
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
In which case change in entropy is negative?
A
Sublimation of solid to gas
B
2H(g) $$ \to $$ H2(g)
C
Evaporation of water
D
Expansion of a gas at temperature
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Under isothermal condition, a gas at 300 K expands from 0.1 L to 0.25 L against a constant external pressure of 2 bar. The work done by the gas is [Given that 1 L bar = 100 J]
A
25 J
B
30 J
C
-30 J
D
5 kJ
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Conjugate base for Bronsted acids H2O and HF are :
A
OH and F , respectively
B
H3O+ and H2F+ , respectively
C
OH and H2F+ , respectively
D
H3O+ and F , respectively
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12