A. Melting
B. Sublimation
C. Decomposition
D. Condensation
Advertisement
Related Mcqs:
- 18g glucose is dissolved in 90g water the relative lowering in vapour pressure is equal to ___________________?
- A. 8 B. 5.1 C. 6 D. one/fifty one...
- Vapour pressure is not affected by_______________?
- A. Surface area B. temperature C. intermolecular forces D. atmospheric pressure...
- The relative lowering of vapour pressure is_____________________?
- A. equal to the mole fraction of solvent B. equal to the mole fraction of solute C. directly proportional to the mole fraction of solute D. both B & C...
- The relative lowering of vapour pressure is directly proportional to molality if the solution is________________?
- A. concentrated B. dilute C. saturated solution D. all of the above...
- Across short period the melting and boiling point increase upto __________________?
- A. IIIA group B. IVA group C. VA group D. VIA group...
- The melting points and boiling points upto meddle of 3d- series ____________________?
- A. increases B. decreases C. remain same D. no regular trend...
- Melting points of VII-A group elements down the group ____________________?
- A. Increase B. Decrease C. Remain constant D. No regular trend...
- Which one of the followings possesses melting point below 0°C?
- A. Nitrogen B. Phosphorus C. Carbon D. Bismuth...
- In melting of iron, which of the following reactions takes place in Bladt Furnace at 400°C- 600°C________?
- A. CaO+ SiO2——> CaSiO3 B. 2FeS+3O2——–> 2Fe+ SO2 C. FeSiO3———> FeSiO3 D. Fe2O3+ 3CO——–> 2Fe+ 3CO2 Submitted by: Muhammad Ali Kunbhar...
- In crystallization if the solvent is inflammable then direct heating is________________?
- A. needed B. avoided C. depends on temperature D. crystallization does not involve heating...
Advertisement