Description : Is P Cl a polar bond?
Last Answer : The bond P-Cl is a polar covalent bond.
Description : Which one of the following pairs of atoms would form a non-polar covalent bond? A C and O B N and O C Cl and Cl D Na and Cl E Ne and Ne
Last Answer : C Cl and Cl
Description : How many orders are correct: (a) H—F lt H-Cl lt H—Br lt H—I (Bond length) (b) H—F lt H—I ltH—Br ltH—I (Acidic strength) (C) H—I H—Br lt H—Cl ltH—F (Bo
Last Answer : How many orders are correct: (a) H-F lt H-Cl lt H-Br lt H-I (Bond length) (b) H-F lt H-I ltH- ... power) (f) H-Fgt H-Igt H-Brgt H-Cl (Boiling point)
Description : Thiols are alcohol analogs in which the oxygen has been replaced by sulfur (e.g., CH3SH). Given the fact that the S-H bond is less polar than the O-H bond, which of the following ... (c) Hydrogen bonding forces would be the same. (d) No comparison can be made without additional information
Last Answer : Hydrogen bonding forces are weaker in thiols.
Description : Assertion :-HCl is more polar than HF. Reason :- Cl has more E.N. than F.
Last Answer : Assertion :-HCl is more polar than HF. Reason :- Cl has more E.N. than F. A. If both ... Reason is False. D. If both Assertion & Reason are false
Description : In which of the following compounds, the `C-Cl` bond ion-isation shall give most stable carbonium ion?
Last Answer : In which of the following compounds, the `C-Cl` bond ion-isation shall give most stable carbonium ion? A. B. C. D.
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 : The nuclear reaction `""_(29)^(63)Cu +""_(2)^(4)He rarr ""_(17)^(37)Cl + ""_(1)^(1)H + 16""_(0)^(1)n` is referred to as
Last Answer : The nuclear reaction `""_(29)^(63)Cu +""_(2)^(4)He rarr ""_(17)^(37)Cl + ... reaction B. fusion reaction C. fission reaction D. chain reaction
Description : (A) Cation carriers, e.g., `H-Br,Cl-OH` and `Br-Br` and oxidising agents such as `O_(3)` and `R-O-O-R`, etc. act as electrophilic reagents. (R) Electr
Last Answer : (A) Cation carriers, e.g., `H-Br,Cl-OH` and `Br-Br` and oxidising agents such as `O_(3)` and ... incorrect. D. IF (A) is incorrect but (R) is correct.
Description : 22. \( H _{2} O \) can act either as an acid or base. Which of the following reaction best illustrate the behaviour of water as a base?(a) \( H _{2} O + NH _{3} \rightarrow OH ^{+}+ NH _{4}^{-} \)(b) \( H _{ ... O \rightarrow H _{3} O ^{+}+ Cl ^{-} \)(d) \( HCl + NaOH \rightarrow NaCl + H _{2} O \)
Last Answer : 22. \( H _{2} O \) can act either as an acid or base. Which of the following reaction best illustrate ... HCl + NaOH \rightarrow NaCl + H _{2} O \)
Description : The end product (B) of the reaction sequence: `C_(2)H_(5)-underset(H)underset(|)(N)-CH_(3) overset(Ph-overset(O)overset(||)(C)-Cl)underset(NaOH)rarrA
Last Answer : The end product (B) of the reaction sequence: `C_(2)H_(5)-underset(H)underset(|)(N)-CH_(3) overset(Ph-overset ... )underset(H_(2)O)rarr B` A. B. C. D.
Description : What does Cl plus H 2HCl This represents a reaction.?
Last Answer : The reaction is:H2 + Cl2 = 2 HCl
Description : Chloride shift is (A) H ions leaving the RBC in exchange of Cl- (B) Cl– leaving the RBC in exchange of bicarbonate (C) Bicarbonate ion returns to plasma and exchanged with chloride which shifts into the cell (D) Carbonic acid to the plasma
Last Answer : Answer : C
Description : Which of the following is a correct pair according to increasing atomic number from left to right? (1) Ca, Cl (2) Be, B (3) Na, Ne (4) He, H
Last Answer : (2) Be, B Explanation: The correct pair is Be and B. Beryllium (Be) has atomic number of 4, while the atomic number of Boron (2) is 5.
Description : Arrange the following in the decreasing order of Vander Waal’s radii: Cl, H, O, N.
Last Answer : Ans.The overall decreasing order is: Cl> N > O >H.
Description : Amiloride inhibits K+ excretion in the distal tubules and collecting ducts by blocking: A. Electrogenic K+ channels B. Electrogenic Na+ channels C. Nonelectrogenic Na+-Cl– symport D. H+K+ATPase
Last Answer : B. Electrogenic Na+ channels
Description : Furosemide acts by inhibiting the following in the renal tubular cell: A. Na+-K+-2Cl– cotransporter B. Na+-Cl– symporter C. Na+-H+ antiporter D. Na+ K+ ATPase
Last Answer : A. Na+-K+-2Cl– cotransporter
Description : A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum change in the oxidation number? (1) C (2) S (3) H (4) Cl
Last Answer : Cl
Description : What is the oxidation number of Cl in HClO (read: H - C - L - O)?
Last Answer : ANSWER: 1+ (accept 1)
Description : What will be the hexadecimal value in the register ax (32-bit) after executing the following instructions? Mov al, 15 Mov ah, 15 Xor al, al Mov cl, 3 Shr ax, cl Codes: (A) 0F00 h (B) 0F0F h (C) 01E0 h (D) FFFF h
Last Answer : (C) 01E0 h
Description : Which of the following molecules contains a polar covalent bond A.H2 B.N2 C.CO D.O2?
Last Answer : C. CO
Description : Which of the following species is non polar with presence of polar bond and lone pair of electron on central atom.
Last Answer : Which of the following species is non polar with presence of polar bond and lone pair of electron on central atom. A. ... 4)` C. `XeF_(4)` D. `CF_(4)`
Description : If oxygen which has an electronegativity of 3.5 bonds with hydrogen which has an electronegativity of 2.1 the bond between the two atoms will be classified as a polar what bond?
Last Answer : Need answer
Description : What is an example of a very polar bond?
Last Answer : Water (H2O) is an example.
Description : Is CHCl3 polar bond?
Last Answer : Chloroform has a low polar covalent bond.
Description : What molecule contains a non-polar covalent bond?
Last Answer : Feel Free to Answer
Description : Is Coordinate bond is polar?
Description : Is formaldehyde a polar bond?
Last Answer : The C=O bond in formaldehyde is a polar bond.
Description : In a non-polar covalent bond electrons are?
Last Answer : In a non-polar covalent bond electrons are evenly distributed.
Description : Is HF a polar bond?
Last Answer : It is polar covalent bond because electrons forming the bond are unequally distributed.
Description : Define polar covalent bond
Last Answer : The covalent bond formed by the unequal sharing of electrons between the two atoms is called polar covalent bond.
Description : Which of the following best describes the carbon-chlorine bond of an alkyl chloride? (a) nonpolar; no dipole (b) polar; δ+ at carbon and δ– at chlorine (c) polar; δ– at carbon and δ+ at chlorine (d) ionic
Last Answer : polar; δ+ at carbon and δ– at chlorine
Description : What is the weak bond holding the nucleic acids together in DNA? a. ionic bonds b. covalent bonds bonds c. polar bond d. hydrogen bond
Last Answer : d. hydrogen bond
Description : The bond is a weak bond that can exist between poles of adjacent molecules. a. hydrogen b. ionic c. polar covalent d. non polar covalent
Last Answer : d. non polar covalent
Description : Which one of the following species contains a polar covalent bond? A oxygen B carbon dioxide C sodium chloride D magnesium fluoride E helium
Last Answer : B carbon dioxide
Description : If two atoms exert equal attractions for electrons, they can form: w) a nonpolar covalent bond x) an ionic bond y) a polar covalent bond z) no bond
Last Answer : ANSWER: W -- A NONPOLAR COVALENT BOND
Description : The bond most likely to be formed when two atoms differ SOMEWHAT in their tendency to attract electrons is: w) nonpolar ionic x) polar ionic y) polar covalent z) nonpolar covalent
Last Answer : ANSWER: Y -- POLAR COVALENT
Description : A bond in which there is an unequal attraction for the shared electrons and a resultant unbalanced distribution of charge is which one of the following types of bonds? w) ionic x) pure covalent y) nonpolar covalent z) polar covalent
Last Answer : ANSWER: Z -- POLAR COVALENT
Description : The bond in Fluorine is which of the following types? Is it w) ionic x) nonpolar covalent y) polar covalent z) covalent network
Last Answer : ANSWER: X -- NONPOLAR COVALENT
Description : The bond in hydrogen chloride is which of the following types? Is it w) ionic x) nonpolar covalent y) polar covalent z) covalent network
Description : Is H 2 Se polar?
Last Answer : What is the answer ?
Description : At the lowest energy level α-helix of polypeptide chain is stabilised (A) By hydrogen bonds formed between the H of peptide N and the carbonyl O of the residue (B) Disulphide bonds (C) Non polar bonds (D) Ester bonds
Last Answer : Answer : A
Description : A circular orbit around the equator with a 24-h period is called a/an A. elliptical orbit B. geostationary orbit C. polar orbit D. transfer orbit
Last Answer : B. geostationary orbit
Description : Which action best accounts for the solubility of aldehydes and ketones in water? (a) Polar interactions between solute molecules. (b) H-bonding between solute molecules. (c) Van der waals forces (d) H-bonding between solute and solvent molecules
Last Answer : H-bonding between solute and solvent molecules
Description : What property of low-molecular weight aldehydes and ketones accounts for the magnitude of their boiling points? (a) The ability to form strong H-bonds between their molecules. (b) The ability of ... other polar molecules. (d) The ability of the carbonyl group to attract electrophiles and form bonds.
Last Answer : The ability of the polar carbonyl group to attract other polar molecules.
Description : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A and T there are three H-bond, whereas in between G and
Last Answer : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A ... false. D. If both assertion and reason are false.
Description : The decreasing order of bond dissociation energy of C-H bond in given compound is :- (A) `CH_(3)-H` (B) `CH_(3)-CH_(2)-H` `CH_(2)=CH-CH_(2)-H` (D)
Last Answer : The decreasing order of bond dissociation energy of C-H bond in given compound is :- (A) `CH_(3)-H` (B) `CH_(3)- ... gt B gt A` D. `C gt B gt A gt D`
Description : Which of the following compounds prossesses the `C-H` bonds with the lowest bond dissociation energy?
Last Answer : Which of the following compounds prossesses the `C-H` bonds with the lowest bond dissociation energy? ... B. n-pentane C. Benzene D. Toluene
Last Answer : Which of the following compounds prossesses the `C-H` bonds with the lowest bond dissociation energy? ... n-Pentane C. Toluene D. 2,2-Dimethylpropane