Description : Select the correct statement(s) regarding reaction of `SO_(2) " with " PCl_(5)`
Last Answer : Select the correct statement(s) regarding reaction of `SO_(2) " with " PCl_(5)` A. It ... D. both the products have same hybridisation of central atom
Description : Among the following, the number of compounds that can react with `PCl_(5)` to give `POCl_(3)` is `O_(2)`,`CO_(2)`,`SO_(2)`,`H_(2)O`,`H_(2)SO_(4)`,`P_(
Last Answer : Among the following, the number of compounds that can react with `PCl_(5)` to give `POCl_(3)` is `O_(2)`,`CO_(2) ... 2)O`,`H_(2)SO_(4)`,`P_(4)O_(10)`.
Description : Excess of `PCl_(5)` reacts with concentrated `H_(2)SO_(4)` giving :
Last Answer : Excess of `PCl_(5)` reacts with concentrated `H_(2)SO_(4)` giving : A. Sulphuryl ... . Sulphurous acid C. Chlorosulphonic acid D. Thionyl choride
Last Answer : Excess of `PCl_(5)` reacts with concentrated `H_(2)SO_(4)` giving : A. Thionyl ... Sulphurous chloride C. Chlorosulphonic acid D. sulphonating agent
Description : In the given reaction which one of the following statement is correct - `C_(6)H_(5)-underset(CH_(3))underset(|)(C)=O+NH_(2)-OH to "Oxime" overset(PCl_
Last Answer : In the given reaction which one of the following statement is correct - `C_(6)H_(5)- ... elimination reaction. D. oxime and amides are isomers.
Description : Which one of the following statement(s) s/are correct regarding `SO_(2)`?
Last Answer : Which one of the following statement(s) s/are correct regarding `SO_(2)`? A. It acts as both an ... action of `SO_(2)` is due to its oxidising nature
Description : For the gas phase reaction `PCl_(5)rarrPCl_(3)(g)+Cl_(2)(g)` which of the following conditions are correct?
Last Answer : For the gas phase reaction `PCl_(5)rarrPCl_(3)(g)+Cl_(2)(g)` which of the following conditions are correct? A ... D. `Delta H gt 0` and `Delta S lt 0`
Description : For the reaction : `I^(-)+ClO_(3)^(-)+H_(2)SO_(4) to Cl^(-)+HSO_(4)^(-)+I_(2)` The correct statement(s) in the balanced equation is/are:
Last Answer : For the reaction : `I^(-)+ClO_(3)^(-)+H_(2)SO_(4) to Cl^(-)+HSO_(4)^(-)+I_(2)` The ... Sulphur is reduced. D. `H_(2)O` is one of the products.
Description : At 473 K,`K_(c)` for the reaction `OCl_(5(g))rArrPCl_(3(g))Cl_(2(g))` is `8.3xx10^(-3)`. What will be the value of `K_(c)` for the formation of `PCl_(
Last Answer : At 473 K,`K_(c)` for the reaction `OCl_(5(g))rArrPCl_(3(g))Cl_(2(g))` is `8.3xx10^(-3)`. What will be ... 3)` B. 120.48 C. `8.3xx10^(-3)` D. 240 .8
Description : Which of the following statements regarding `SO_(2)` is not correct?
Last Answer : Which of the following statements regarding `SO_(2)` is not correct? A. It is an angular ... O"` bond length is smaller than the expected value
Description : Select the correct statement from the following regarding cell membrane.
Last Answer : Select the correct statement from the following regarding cell membrane. A. Lipids are arranged in a ... make up 60 to 70% of the cell membrane
Description : Select the correct statement regarding the specific disorder of musclular or skeletal system.
Last Answer : Select the correct statement regarding the specific disorder of musclular or skeletal system. A. ... and higher chances of fractures with advacing age
Description : Select the correct statement regarding the specific disorder of muscular or skeletal system. (a) Muscular dystrophy - Age related shortening of muscles (b) Osteoporosis - Decrease in bone mass and ... of myosin filaments (d) Gout - Inflammation of joints due to extra deposition of calcium
Last Answer : (b) Osteoporosis – Decrease in bone mass and higher chances of fractures with advancing age
Description : Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell ... towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson
Last Answer : (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson.
Description : Select the correct statement regarding the antiemetic efficacy of the three prokinetic drugs metoclopramide, domperidone and cisapride: A. Cisapride is the most effective B. Metoclopramide is the most effective C. Domperidone is the most effective D. All three are equally efficacious
Last Answer : B. Metoclopramide is the most effective
Description : Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by ... of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part
Last Answer : (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson
Description : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by contact process is not true.
Last Answer : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by contact ... higher purity than obtained by lead chamber process.
Description : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by Contact process is not true?
Last Answer : Which of the following statements regarding the manufacture of `H_(2)SO_(4)` by Contact ... purity than that obtained by lead chamber process.
Description : The eq. wt. of `Na_(2)S_(2)O_(3)` as reductant in the reaction, `Na_(2)S_(2)O_(3)+H_(2)O+Cl_(2)rarrNa_(2)SO_(4)+2HCl+S` is :
Last Answer : The eq. wt. of `Na_(2)S_(2)O_(3)` as reductant in the reaction, `Na_(2)S_(2)O_(3)+H_(2)O+Cl_(2)rarrNa_(2) ... wt.)/2 C. (Mol. wt.)/6 D. (Mol. wt.)/8
Description : Assertion: Reaction of `SO_(2)` and `H_(2)S` in the presence of `Fe_(2)O_(3)` catalyst gives elemental sulphur. Reason: `SO_(2)` is a reducing agent.
Last Answer : Assertion: Reaction of `SO_(2)` and `H_(2)S` in the presence of `Fe_(2)O_(3)` catalyst gives ... is False. D. If both Assertion & Reason are False.
Description : Which orbital is not involved in the formation of `PCl_(5)` molecule :-
Last Answer : Which orbital is not involved in the formation of `PCl_(5)` molecule :- A. s B. `d_(z^(2))` C. `d_(x^(2)-y^(2))` D. `P_(z)`
Description : In case of nitrogen, `NCl_(3)` is possible but not `NCl_(5)` while in case of phosphorous, `PCl_(5)` as well as `PCl_(5)` are possible. It is due to
Last Answer : In case of nitrogen, `NCl_(3)` is possible but not `NCl_(5)` while in case of phosphorous, ... P in solid while N in gaseous state at room temperature
Description : The final product obtained on hydrolysis of `PCl_(5)` is
Last Answer : The final product obtained on hydrolysis of `PCl_(5)` is A. `H_(3)PO_(4)` B. `H_(3)PO_(3)` C. `POCl_(3)` D. `PH_(3)`
Description : In case of nitrogen, `NCl_(3)` is possible but not `NCl_(5)` while in case of phosphorous, `PCl_(5)` are possible. It is due to
Last Answer : In case of nitrogen, `NCl_(3)` is possible but not `NCl_(5)` while in case of phosphorous, ... In solid while N in gaseous state at room temperature.
Description : When a mixture containing `PCl_(3)` and `PCl_(5)` is heated with ethyl alcohol, a total of 4 moles of ehtyl chloride is formed. Mole ratio of `PCl_(3)
Last Answer : When a mixture containing `PCl_(3)` and `PCl_(5)` is heated with ethyl alcohol, a total of 4 moles of ehtyl chloride is ... : 1` C. `1 : 3` D. `2 : 1`
Description : Compound A reacts with Na metal to give B. A also reacts with `PCl_(5)` to give C. B and C reacts with each other to give dimethyl ether. Then A, B an
Last Answer : Compound A reacts with Na metal to give B. A also reacts with `PCl_(5)` to give C. B and C reacts with each ... )Cl` D. `CH_(3)Cl, CH_(4), CH_(3)OH`
Description : Statement -1 : Sodium thiosulphate is not prepared by boiling `Na_(2)SO_(3)` with S in acidic medium. Statement -2 : `Na_(2)S_(2)O_(3)+H^(+) to 2Na++H
Last Answer : Statement -1 : Sodium thiosulphate is not prepared by boiling `Na_(2)SO_(3)` with S in acidic medium. Statement ... +H^(+) to 2Na++H_(2)SO_(3)+Sdarr`
Description : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) overset(H_(2)//Pd//BaSO_(4))to(Z) overset(OH^(-))t
Last Answer : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) ... W+S ` Write the structure of X,Y,Z , W and S
Description : Phosphorus trichloride, `PCl_(3)` undergoes, hydrolysis at room temperature to produce an oxoacid. It has the formula :
Last Answer : Phosphorus trichloride, `PCl_(3)` undergoes, hydrolysis at room temperature to produce an oxoacid. It has the formula : ... 3)PO_(4)` D. `H_(3)PO_(2)`
Description : Aqueous solution of how many of the following species turn blue limtus red ? (i) `SF_(4)` (ii) `PCl_(3)` (iii) `H_(2)O` (iv) `NO_(2)Cl` (v) `SF_(6)` (
Last Answer : Aqueous solution of how many of the following species turn blue limtus red ? (i) `SF_(4)` (ii) `PCl_(3)` ( ... )` (xii) `COCl_(2)` (viii) `C Cl_(4)`
Description : `PCl_(3)` reacts with water to form :
Last Answer : `PCl_(3)` reacts with water to form : A. `PH_(3)` B. `H_(3)PO_(3) and HCl` C. `POCl_(3)` D. `H_(3)PO_(4)`
Description : `CH_(3)OH + PCl_(3) rarr A` `A overset(KCN)rarr B overset("hydrolysis")rarrC`. Then 'C' is
Last Answer : `CH_(3)OH + PCl_(3) rarr A` `A overset(KCN)rarr B overset("hydrolysis")rarrC`. Then 'C' is A. `CH_(3)CH_( ... C. `CH_(3)COOH` D. `CH_(2)OH - CH_(2)OH`
Description : Reaction (A) `S^(-2)+4H_(2)O_(2)rarrSO_(4)^(2-)+4H_(2)O` (B) `Cl_(2)+H_(2)O_(2)rarr2HCl+O_(2)` The true statement regarding the above reactions is :
Last Answer : Reaction (A) `S^(-2)+4H_(2)O_(2)rarrSO_(4)^(2-)+4H_(2)O` (B) `Cl_(2)+H_(2)O_(2) ... 2)` acts as reductant in reaction (A) and oxidant in reactin (B)
Description : Select the incorrect statement regarding mechanism of urine formation in man.
Last Answer : Select the incorrect statement regarding mechanism of urine formation in man. A. Tubular secretion takes ... filtration rate is about 125 mL/min.
Description : Study the following statements regarding food chains and select the correct ones. (i) Removal of 80% tigers from an area resulted in greatly increased
Last Answer : Study the following statements regarding food chains and select the correct ones. (i) Removal of 80% tigers from an area ... . a, b C. b, c D. c, d
Description : Which of the following statements regarding red soils of India is/are correct? 1. The colour of the soil is-red due to ferric oxide content. 2. Red soils are rich in lime, humous and potash. 3. They are porous and have friable ... OS2011] (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3
Last Answer : Ans: (b)
Description : Following are the statements regarding the Usar soil - 1. It is reclaimed by adding lime. 2. This soil has pH more than seven. 3. Paddy crop can be grown in this soil. Select the correct answer from the codes ... and 2 are correct b) 2 and 3 are correct c) Only 3 is correct d) Only 1 is correct
Last Answer : b) 2 and 3 are correct
Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).
Last Answer : (d) (i), (ii) and (iv)
Description : Which of the following statements are correct about deemed universities? (a) The Governor of the State is the chancellor of deemed universities. (b) They can design their own syllabus and course work. (c) They can frame their own guidelines ... (C) (A), (C) and (D) (D) (A), (B), (C) and (D)
Last Answer : Answer: B
Description : Which of the following statements regarding the meaning of research are correct? (a) Research refers to a series of systematic activity or activities undertaken to find out the solution of a problem. (b) It is a systematic, logical and an ... and (c) (C) (b), (c) and (d) (D) (a), (c) and (d)
Last Answer : D
Description : The correct statement (s) regarding the binary transition metal carbonyl compounds is (are) (Atomic numbers: Fe = 26, Ni = 28)
Last Answer : The correct statement (s) regarding the binary transition metal carbonyl compounds is (are) (Atomic ... the oxidation state of the metal is increased
Description : What mass of NaCl would be decomposed by 98 g of `H_(2)SO_(4)` if 120 g of `NaHSO_(4)` and 27 .5 g of HCl are produced in a reaction. Assuming that la
Last Answer : What mass of NaCl would be decomposed by 98 g of `H_(2)SO_(4)` if 120 g of `NaHSO_(4)` and 27 .5 g of HCl ... .95 g B. 49 .5 g C. 0. 495 g D. 495 h