Consider the following table
Substitute | Melting point / ºC | Boiling point / ºC |
P | – 78 | -25 |
Q | – 8 | 40 |
R | – 6 | 150 |
S | 44 | 280 |
A. P
B. Q
C. R
D. S
Correct Answer:
Option B = Q
Explanation
Q has slightly lower boiling point which when expose to air may evaporate rapidly.
Do you want to study Agricultural Extension in OOU? Before you apply for the OOU…
Do you want to study Agricultural Economics in OOU? Before you apply for the OOU…
Do you want to study Cooperative and Business Management in OOU? Before you apply for…
Do you want to study Home and Hotel Management in OOU? Before you apply for…
Do you want to study Animal Production in OOU? Before you apply for the OOU…
Do you want to study Crop Production in OOU? Before you apply for the OOU…