1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Which of the following oxides is most acidic in nature?
A
MgO
B
BeO
C
BaO
D
CaO
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Consider the following species : CN+ , CN , NO and CN. Which one of these will have the highest bond order?
A
NO
B
CN
C
CN+
D
NO
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The correction factor ‘a’ to the ideal gas equation corresponds to
A
density of the gas molecules
B
volume of the gas molecules
C
electric field present between the gas molecules
D
forces of attraction between the gas molecules.
4
NEET 2018
MCQ (Single Correct Answer)
+4
-1
The bond dissociation energies of X2 , Y2 and XY are in the ratio of 1 : 0.5 : 1. $$\Delta $$H for the formation of XY is –200 kJ mol–1. The bond dissociation energy of X2 will be
A
800 kJ mol–1
B
200 kJ mol–1
C
400 kJ mol–1
D
100 kJ mol–1
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