Description : Structure of `N_(2)O` is `N = N = O`. Calculate bond enthalphy of `N = N` bond in `N_(2)O`. Given : `{:(DeltaH_(f,N_(2)O)^(@)=100 "kJmol"^(-1)" "BE_(N
Last Answer : Structure of `N_(2)O` is `N = N = O`. Calculate bond enthalphy of `N = N` bond in `N_(2)O`. Given : `{:( ... )` C. `400 kJ mol^(-1)` D. `420 mol^(-1)`
Description : The C-O bond length is the shortest in:
Last Answer : The C-O bond length is the shortest in: A. `[Cr(CO)_(6)]` B. `[Mo(CO)_(6)]` C. `[Mn(CO)_(6)]^(+)` D. `[V(CO)_(6)]^(-)`
Description : `EDTA^(4-)` i9s ethylenediamine tetraacetate ion The total number of `N-CO-O` bond angles in `[Co(EDTA)]^(-1)` complex ion is .
Last Answer : `EDTA^(4-)` i9s ethylenediamine tetraacetate ion The total number of `N-CO-O` bond angles in `[Co(EDTA)]^(-1)` complex ion is .
Description : Among the following metal carbonyls , the C-O bond order is lowest in :
Last Answer : Among the following metal carbonyls , the C-O bond order is lowest in : A. `[Mn(CO)_(6)]^(+)` B. `[V(CO)_(6)]^(-)` C. `[Cr(CO)_(6)]` D. `[Fe(CO)_(5)]`
Description : What is the sum of bond order of Fe-C bond and C-O bond in `Fe(CO)_(5)` ?
Last Answer : What is the sum of bond order of Fe-C bond and C-O bond in `Fe(CO)_(5)` ?
Description : Among the following , metal carbonyls, the C-O bond is strongest :
Last Answer : Among the following , metal carbonyls, the C-O bond is strongest : A. `[Mn(CO)_(6)]^(+)` B. `[Cr(CO)_(6)]` C. `[V(CO)_(6)]^(-)` D. `[Ti(CO)_(6)]^(2-)`
Description : `C-O-C` bond in ethers can be cleaved by
Last Answer : `C-O-C` bond in ethers can be cleaved by A. `KMnO_(4)` B. `LiAlH_(4)` C. KOH D. HI
Description : How many S - O single bond linkages are present in peroxodisulphuric acid?
Last Answer : How many S - O single bond linkages are present in peroxodisulphuric acid?
Description : Assertion:Among chalcogens, catenation tendency is maximum for sulphur Reason: S-S bond is stronger than O - O single bond.
Last Answer : Assertion:Among chalcogens, catenation tendency is maximum for sulphur Reason: S-S bond is stronger ... is not correct and Statement-II is correct
Description : Assertion: The O - O bond lengths in ozone molecule are intermediate between single and double bonds. Reason: `O_(3)` molecule is a resonance hybrid.
Last Answer : Assertion: The O - O bond lengths in ozone molecule are intermediate between single and double bonds. ... I is not correct and Statement-II is correct
Description : The correct order of O - O bond length in `O_(2)H_(2)O_(2)` and `O_(3)` is
Last Answer : The correct order of O - O bond length in `O_(2)H_(2)O_(2)` and `O_(3)` is A. `O_(2)gtO_(3)gtH_(2)O_( ... )O_(2)gtO_(2)` D. `H_(2)O_(2)gtO_(3)gtO_(2)`
Description : (A) : Thermal stability of the hydrides of VIA group elements decreases from `H_(2)O` to `H_(2)Po` (R) : The heats of dissociation of M - H bond of hy
Last Answer : (A) : Thermal stability of the hydrides of VIA group elements decreases from `H_(2)O` to `H_(2)Po` (R) : ... is false D. (A) is false but (R) is true
Description : What type of bond would O and O?
Last Answer : O + O --> O2, in which O2 has a nonpolar double covalent bond. O=O
Description : What type of bond is most likely to form between hydrogen (H) and oxygen (o)?
Last Answer : Feel Free to Answer
Description : Security bond of postal officials, duly endorsed by the Supdt or First Class postmaster should be kept by the ________ concerned a) Post master of the Head post office b) Inspector of sub division c) O/o Suptd d) None of these
Last Answer : a) Post master of the Head post office
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 : 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°
Last Answer : 109.5°
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 : Which of the bonds in Ethyl alcohol (CH3CH2OH) will undergo heterolytic bond fission most readily? (a) O–H (b) C–H (c) C–O (d) C–C
Last Answer : O–H
Description : 33. The pair of species with the same bond order is (1) N2 , O2 (2) 2 O , B 2 2 (3) O , NO 2 (4) NO,
Last Answer : (2) 2 O , B 2 2
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