0.00965 nm Non polar molecules are uncharged, b. More weaker Which one of the following elements is least likely to participate in a hydrogen bond? Find out more, read a sample chapter, or order an inspection copy if you are a lecturer, from the Higher Education website. (d) ionic bond. b. Nitrogen exerts a stronger attraction for the electrons in the bond than Maximum in ice and minimum in water vapor, b. Reference: (1). It can form micelles in water. Which of the following molecule do not form hydrogen bond with water? Fluorine exerts a stronger attraction for the electrons in the bond than 3.0 The hydrogen atom and the two atoms that share it are in separate molecule c.       CO2 and O2 and N2 are partially soluble in water (9). c.       H+ ions can move in water very fast by proton hopping d. Hydrogen tends to form covalent bonds. c.       – C – H (6). Use the following answers for questions 8 - 9. Which of the following statement is true? Which of the following amino acid side chains cannot participate in a hydrogen bond? a. Enter your e-mail address. Out of the two allotropic forms of dihydrogen, the form with lesser molecular energy is. b. b.                         (2). (14). Which one of the following is not a form of chemical bonding? (b). What is the minimum number of hydrogen bonds that operate between base pairs in DNA? Carbon dioxide forms carbonic acid (H2CO3) in aqueous solution and is transported as the HCO3- (bicarbonate) ions. d.      Same in ice, liquid water and water vapour, (7). Order the following bonds from least to most polar. All are polar and completely soluble in water, (14). Which of the following statement is true regarding the solubility of NH3, NO and H2S in water? The hydrogen atom and the two atoms that share it are in a straight line, (11). Use the periodic table as your guide. Answer the following questions and then press 'Submit' to get your score. (a) ortho. b. NEET help on Whatsapp Chat. All Rights Reserved. c.       Non polar molecules are unable to form water-solute interaction (12). Crowe & Bradshaw: Chemistry for the Biosciences 3e. Multiple Choice (Choose the best answer.). a. 1. pair on an electronegative atom on an adjacent molecule. partial negative charge. True or false? Try to answer these questions without refering to page 405, table 14.2 in your b. This hydronium ion can migrate to cathode under the electric current by proton hopping. – O – H … O – X (A) A network solid with covalent bonding (B) A molecular solid with zero dipole moment (C) A molecular solid with hydrogen bonding (D) An ionic solid (E) A metallic solid 8. Hydrogen bonding occurs in molecules when _____. Higher values of Ka means, the acids of bases are readily dissociated to release corresponding H+ or OH- ions. a. You can download all these questions papers and study materials as PDF from our Slideshare account absolutely free, (adsbygoogle=window.adsbygoogle||[]).push({}), (4). Bond length between H and O atoms in water is: CO2, O2 and N2 are non-polar and completely insoluble in water. Ans. True or false? (c) hydrogen bond. b. Hydrogen is the only atom that is the same size as an oxygen atom. Please feel free to inform the Admin if you find any mistakes in the answer key.. MCQ on Water, pH and Buffer    |  Part – 1  | Part – 3  |, Plant Physiology MCQ Molecular Biology MCQ Immunology MCQ Plant Physiology MCQ Animal Physiology MCQ Biotechnology MCQ Bioinformatics MCQ Cytology MCQ Genetics MCQ Evolution MCQ Embryology MCQ Biophysics MCQ Microbiology MCQ Ecology MCQ Research Meth. fluorine. Which of the following molecule do not form hydrogen bond with water? Nitrogen would have a partial positive charge and fluorine would have a in the lower left-hand corner of the periodic table. CO2 in our body is transported through the blood primarily as: a.       CO2 bubbles (c). d.      1.8 Å, (3). Which one of the following terms describes a positive and negative charge, which are separated in space within a molecule? Which of the following statement is true? (15). Which one of the following represents the weakest interaction between two species? (13). Which of the following statement is true? The number of inter-molecular hydrogen bonds between water molecules will be: a. At room temperature and atmospheric pressure, a single water molecule can be hydrogen bonded with __________ water molecules. NEET Chemistry Hydrogen questions & solutions with PDF and difficulty level. text. Water has a slight tendency of ionization. Which of the following is the correct for the formation of a hydrogen bond? 3.4 b. You can download all these questions papers and study materials as PDF from our, The ion product of water Kw = [H+][OH-] = 1 X 10, Water has a slight tendency of ionization. (13). Which one of the following elements is least likely to participate in a hydrogen bond? All are completely non polar and insoluble in water, b. c.       – O – H … H – O – X Elements that are the most electronegative are found _____. (10). d.      NH3 and H2S are non-polar but NO is polar. d.      9.650 nm, (2). More stronger What is the concentration of H+ ion in a solution of 0.1 M NaOH? d.      Converted to basic solution, (9). – O – H – O – H – X (Hydrogen bond is represented as ‘…’) At room temperature and atmospheric pressure, a single water molecule can be hydrogen bonded with __________ water molecules. (b) … (4). Ans. The hydrogen atom and the two atoms that share it are in the same molecule b.      H+ ions are more positive than Na+ or K+ ions The number of inter-molecular hydrogen bonds between water molecules will be: – N – H Non-polar molecules can contain polar bonds. Why is hydrogen bonding only possible with hydrogen? Which of the following diagrams indicates how water molecules hydrogen bond. c.       2.4 a. in the lower right-hand corner of the periodic table. b. (a) metallic bond. All are completely non polar and insoluble in water (15). d.      It can increase the solubility of water. Movement of H+ ions in water to negatively charge electrode (cathode) is extremely faster than Na+ or K+ ions, this is because: a.       H+ ions are smaller than Na+ or K+ ions Maximum in liquid water and minimum in water vapour Bond length between H and O atoms in water is: (2). This is because: a. If a single bond forms between N and F (N-F), which of the following statements a. a. Please Share with Your Friends... MCQ on Water, Hydrogen Bonds, pH and Buffers – Part 2. (1). Which of the following bonds would be mostly ionic? in the upper left-hand corner of the periodic table. The negative log of Ka is called pKa. – O – H 1. a. In solid hydrogen, the intermolecular bonding is: (1) ionic (2) van der Waals' (3) metallic

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