Substance which is found in dried up lakes of Tibet and California is_______________?

Related Mcqs:

1. The gas which cannot be dried by conc. H2SO4 ?

   A. SO2 B. H2S C. CO2 D. C2H4...

2. As a substance moves from a solid to a liquid all of the following changes occur except ?

   A. molecules become more disordered. B. K.E of the molecules decreases C. intermolecular forces become weaker. D. molecules move more frequently....

3. Paramagnetic behaviour of substance is measured by a balance called___________________?

   A. Analytical balance B. Guoys balance C. Electrical balance D. Single beam balance...

4. A substance having very high vapour pressure at its melting point on heating will show_______________?

   A. Melting B. Sublimation C. Decomposition D. Condensation...

5. Branch of chemistry that deals with the complete qualitative and quantitative analysis of a substance is___________________?

   A. Stoichio chemistry B. Physical chemistry C. Analytical chemistry D. Quantum chemistry...

6. The highest temperature at which a substance can exist as a liquid is called its______________?

   A. Critical temperature B. Standard temperature C. Absolute temperature D. Upper consulate temperature...

7. The substance used in cancer therapy is___________?

   A. Fe B. Co C. Ni D. Rn Submitted by: Muhammad Ali Kunbhar...

8. A substance is analyzed and found to have an emperical formula of CH2 and a molar mass of 56g/mole. What is the molecular formula of the compound?

   A. C2H4 B. C3H6 C. C4H8 D. C5H10 Submitted by: Muhammad Ali Kunbhar...

9. The properties which do not depend on mass of the substance are _____________?

   A. Extensive properties B. Colligative properties C. intensive properties D. None of These Submitted by: Aneela shabbir...

10. The process by which a substance absorbs moisture upon exposure to atmosphere is called?

    A. Efflorescence B. Dehydrogenation C. Desalination D. Deliquescence  Submitted by: Farhan Rana...