Description : Insulin degradation of disulfide bond formation is effected by (A) Pyruvate dehydrogenase (B) Xylitol reductase (C) Gutathione reductase (D) Xanthine oxidase
Last Answer : Answer : C
Description : What is the molecular formula, Structure, and bond angle of Phosphorous ?
Last Answer : P4- Phosphorous molecule (Tetra atomic) Structure- Tetrahedral Bond angle – (60 degrees)
Description : Explain why the water molecule has a bent shape and a bond angle less than 109.5° The electron repulsion between the two lone pairs of electrons on the oxygen of water causes the O–H bonds to squeeze close together
Last Answer : The electron repulsion between the two lone pairs of electrons on the oxygen of water causes the O–H bonds to squeeze close together
Description : What is the predicted shape, bond angle, and hybridization for CH3+? (a) trigonal planar, 120°, sp2 (b) trigonal planar, 120°, sp3 (c) trigonal planar, 109.5°, sp2 (d) trigonal pyramidal, 120°, sp2
Last Answer : trigonal planar, 120°, sp2
Description : What is the formula for chlorine disulfide?
Last Answer : The formula for chlorine disulfide is ClS2.
Description : Which of the following is the quaternary structure of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with ... (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone
Last Answer : description of the way the peptide chains are arranged with respect to each other
Description : Which of the following is the first step in the determination of the primary structure of proteins? (a) determining the number and kind of amino acids in the peptide (b) reducing the disulfide bridges ... (c) protecting the N-terminal of the peptide (d) protecting the C-terminal of the peptide
Last Answer : reducing the disulfide bridges in the protein
Description : When a disulfide linkage is formed, the compound containing this new linkage has been __________. (a) hydrolyzed (b) dehydrated (c) electrolyzed (d) oxidized
Last Answer : oxidized
Description : Each antibody molecule is made up of how many PAIR of polypeptide chains, joined together by disulfide bonds. a) 1 b) 2 c) 3 d) 4
Last Answer : ANSWER: B -- 2
Description : Asseration: The thermal stability of hydrides of oxygen family decrease with molecular weight. Reason: The decomposition of `M-H` bond requires lesser
Last Answer : Asseration: The thermal stability of hydrides of oxygen family decrease with molecular weight. Reason: The decomposition ... in `O-H` than `S-H`.
Description : The ability of an atom to accept the elec- trons during molecular bond formulation is known as?
Last Answer : Electro negativity
Description : An organic compound (A) has a molecular weight 78 and an empirical formula CH. (A) is resistant to attack by oxidizing agents but undergoes substitution and addition reactions. X-ray analysis shows that the ... suggests that compound (A) is (a) Benzene (b) Cyclohexane (c) Toluene (d) n-Hexane
Last Answer : Benzene
Description : Which statement about the structure of benzene is not true? (a) The two Kekule structures of benzene are in equilibrium. (b) The carbon-carbon bond lengths in benzene are greater than the carbon- ... (d) The stability of benzene ring is much greater than the stability of 1,3,5- cycloheptatriene
Last Answer : The two Kekule structures of benzene are in equilibrium
Description : When radiation breaks an electron pair bond in a molecule and each fragment of the molecule gets one of the bond electrons, the molecular fragments that are formed are called: w) ions x) free radicals y) stable molecules z) gases
Last Answer : ANSWER: X -- FREE RADICALS
Description : Since SMELL is a molecular shape, then for healthier diet, can we change the molecular shape of wheat grass into chocolate cake and pancakes?
Last Answer : answer:I don't know that I would like ice cream with the texture of broccoli . Texture has a lot to do with the foods we find pleasing so I think that if were going to go about ... Probably safer though just to eat a balanced diet of regular foods that were grown the old fashioned way.
Description : What is the molecular geometry shape of CO?
Last Answer : This is a linear molecule.
Description : What effect does a lone pair have on molecular shape?
Last Answer : An extra lone pair or two could decrease the amount of bonding angles of the central atom, which'll change the shape of a molecule.
Description : What is the molecular shape of H2SO4?
Last Answer : A tetrahedron.
Description : What is the molecular shape of HI?
Last Answer : Hydrogen iodide Names Conjugate acid Iodonium Conjugate base Iodide Structure Molecular shape Terminus
Description : A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids
Last Answer : (2) A sphere has the least surface area for a given volume Explanation: A drop of liquid assumes spherical shape because a sphere has the least surface area for a given volume.
Description : Honey contain glucose and fructose along with some other ingredients, it has greater viscosity due to------? A. hydrogen bonding B. irregular shape of the molecules C. irregular shape of the molecules and strong inter-molecular forces (Answer) D. greater molecular size
Last Answer : C. irregular shape of the molecules and strong inter-molecular forces (Answer)
Description : The role of molecular chaperones is to A-facilitate binding of ribosomes to mRNA B-degrade newly synthesized polypeptides that contain inaccurate sequences C-.facilitate binding of RNA polymerase to DNA D-aid a newly synthesized polypeptide in folding to its proper shape
Last Answer : -aid a newly synthesized polypeptide in folding to its proper shape
Last Answer : aid a newly synthesized polypeptide in folding to its proper shape
Description : The molecular shape of formaldehyde, H2CO, is: w) linear x) trigonal planar y) bent z) tetrahedral
Last Answer : ANSWER: X -- TRIGONAL PLANAR
Last Answer : A sphere has the least surface area for a given volume
Description : Shape of molecule having 4- bond pair and one lone pair is :-
Last Answer : Shape of molecule having 4- bond pair and one lone pair is :- A. Trigonal bipyramidal B. T-shape C. See-saw D. Square planar
Description : Incorrect order of bond angle is :-
Last Answer : Incorrect order of bond angle is :- A. `NH_(2) gt PH_(3) gt AsH_(3)` B. `H_(2)O gt H_(2)S gt H_(2)Se` C ... )` D. `NO_(2)^(+) gt NO_(2) gt NO_(2)^(-)`
Description : Two hybrid orbitals have a bond angle of `120^(@)`. The percentage of p character in the hybrid orbital is nearly :-
Last Answer : Two hybrid orbitals have a bond angle of `120^(@)`. The percentage of p character in the hybrid orbital is nearly ... 25%` B. `33%` C. `50%` D. `66%`
Description : Assertion: Bond angle at oxygen in ethehers is greater than ideal tetrahedral angle Reason: Stearic hindrance between alkyl groups increase bond angle
Last Answer : Assertion: Bond angle at oxygen in ethehers is greater than ideal tetrahedral angle Reason: Stearic ... D. Assertion is false, Reason is true
Description : The bond angle and hybridisation in ether `(CH_3 OCH_3)` is :
Last Answer : The bond angle and hybridisation in ether `(CH_3 OCH_3)` is : A. sp B. `sp^(2)` C. `sp^(3)` D. `sp^(3)d`
Description : The bond angle in `XeF_(2)` molecule is
Last Answer : The bond angle in `XeF_(2)` molecule is A. `120^(@)` B. `109^(@)` C. `180^(@)` D. `90^(@)`
Description : Which has the smallest bond angle `X-S-X` in the given molecules ? (X=F, Cl, Br, I)
Last Answer : Which has the smallest bond angle `X-S-X` in the given molecules ? (X=F, Cl, Br, I) A. `SOF_(2)` B. `SOC1_(2)` C. `SOBr_(2)` D. `SOI_(2)`
Description : Bond angle in `SO_(2)` in nearly
Last Answer : Bond angle in `SO_(2)` in nearly A. `119.5^(@)` B. `90^(@)` C. `180^(@)` D. `109^(@)28^(|)`
Description : In `O_(2)F_(2)` the bond angle in between `|__ul(FOO)` is
Last Answer : In `O_(2)F_(2)` the bond angle in between `|__ul(FOO)` is A. `120^(@)` B. `109^(@)31^(1)` C. `90^(@)` D. `180^(@)`
Description : In which of the following the bond angle is maximum
Last Answer : In which of the following the bond angle is maximum A. `H_(2)O` B. `H_(2)S` C. `SO_(2)` D. `SO_(3)`
Description : The maximum bond angle in hydrides of group 16 elements is in
Last Answer : The maximum bond angle in hydrides of group 16 elements is in A. `H_(2)O` B. `H_(2)Se` C. `H_(2)S` D. `H_(2)Te`
Description : What is the bond angle of ICl2-?
Last Answer : The bond angle is 180 because ICl2- has three Lone Pairsattached to it making it Linear.
Description : Define bond angle.
Last Answer : The angle between the lines joining the nuclei of the bonded atom with a central atom is called bond angle.
Description : In water molecule the bond angle decreases from 109.28 to 104.5, why this does happens ?
Last Answer : The repulsion between lone pair and lone pair electrons In NH3 molecule, the bond angle decreases from 109.28 to 107.3 why does it happen. The more repulsion between lone pair and bond pair
Description : The bond angle between H-C-H in methane molecule is
Last Answer : 109 o 28 | .
Description : The bond angle between carbon atoms in cyclohexane is (a) 60° (b) 90° (c) 109.5° (d) 120°
Last Answer : 109.5°
Description : The bond angle between carbon atoms in cyclohexane is (a) 109°28' (b) 60° (c) 90° (d) 120°
Last Answer : 109°28'
Description : Triethylamine [(CH3CH2)3N] is a molecule in which the nitrogen atom is __________ hybridized and the CNC bond angle is __________. (a) sp2; >109.5° (b) sp2; 109.5° (d) sp3;
Last Answer : sp3;
Description : Which of the following is closest to the C–O–C bond angle in CH3–O–CH3? (a) 180° (b) 120° (c) 109.5° (d) 90°
Description : Which of the following statements is not true about propyne, HC–C≡CH3? (a) It contains six sigma bonds. (b) It contains three pi bonds. (c) The H–C–H bond angle is about 109.5°. (d) The C–C–C bond angle is 180°.
Last Answer : It contains three pi bonds
Description : The H–C–H bond angle in ethylene is (a) 60° (b) 120° (c) 90° (d) 180°
Last Answer : 120°
Description : The H–C–C bond angle in ethane is (a) 60° (b) 109.5° (c) 120° (d) 118°28′
Description : What is bond angle between the hybrid orbitals in methane? (a) 180° (b) 120° (c) 109.5° (d) 115.5°
Description : What bond angle is associated with sp3 (read: S - P - hybrid orbitals?
Last Answer : ANSWER: 109.5 DEGREES