Hydrogen bonding is involved in____________________?
Hydrogen bonding is involved in____________________? A. Solubility B. Cleansing action of detergents C. Biological moleculesD. All
Hydrogen bonding is involved in____________________? A. Solubility B. Cleansing action of detergents C. Biological moleculesD. All
Liquid crystal is discovered by __________________? A. William CrooksB. Fredrack Reinitzer C. J.J Thomson D. Bravis
Vapour pressure of water at 100°C is___________________? A. 55 mm HgB. 760 mm Hg C. 355 mm Hg D. 1489 mm Hg
In order to mention the boiling point of water at 110°C the external pressure should be ? A. Between 760 torr and 1200 torr B. Between 200 torr and 760 torr C. 765 torr D. any value of pressure
When substance moves from a solid to a liquid state all of the following changes occur except__________________? A. Molecules become more disorderedB. K.E of the molecules decreases C. Intermolecular forces become weaker D. Molecule become further separated
Which of the following has strongest intermolecular forces of attraction ? A. Hydrogen (H2) B. Chlorine (Cl2)C. lodine (I2) D. Methane (CH4)