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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What would be the final product of the reaction sequence given below? |
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Answer» What would be the final product of the reaction sequence given below? |
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| 2. |
A compound which exhibits both geometric and optical isomerism among the following is |
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Answer» A compound which exhibits both geometric and optical isomerism among the following is |
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| 3. |
microcosmic salts reacts with coloured ions to form characteristics bead which is due to formation ofa)boratesb)metaphosphatesc)metaboratesd)phosphates |
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Answer» microcosmic salts reacts with coloured ions to form characteristics bead which is due to formation of a)borates b)metaphosphates c)metaborates d)phosphates |
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| 4. |
sodium or argon which one will have the largest radii? |
| Answer» sodium or argon which one will have the largest radii? | |
| 5. |
Which is the correct statement |
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Answer» Which is the correct statement |
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| 6. |
Question 8Explain with examples(i) Atomic number,(ii) Mass number,(iii) Isotopes and(iv) Isobars.Give any two uses of isotopes. |
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Answer» Question 8 Explain with examples (i) Atomic number, (ii) Mass number, (iii) Isotopes and (iv) Isobars. Give any two uses of isotopes. |
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| 7. |
What happens when phenol is condensed with HCHO(formaldehyde) in presence of NaoH. And please answer my previous organic chemistry question, it is opened for more than a week |
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Answer» What happens when phenol is condensed with HCHO(formaldehyde) in presence of NaoH. And please answer my previous organic chemistry question, it is opened for more than a week |
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| 8. |
The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizing power of the cationic species, K+,Ca2+,Mg2+,Be2+ |
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Answer» The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of the polarizing power of the cationic species, K+,Ca2+,Mg2+,Be2+ |
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| 9. |
Chloroethane on reacting with ammonia gives ? A. Ethanamine B.Propanamine C. Benzylamine D. Ethane nitril |
| Answer» Chloroethane on reacting with ammonia gives ? A. Ethanamine B.Propanamine C. Benzylamine D. Ethane nitril | |
| 10. |
CH3CHO+CH2(COOH)2△−−−−→PyridineX; X is : |
Answer»  CH3CHO+CH2(COOH)2△−−−−→PyridineX; X is : |
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| 11. |
i dod not unders†an d freezing p |
| Answer» i dod not unders†an d freezing p | |
| 12. |
An AB2 type structure is found in |
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Answer» An AB2 type structure is found in |
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| 13. |
co + 3H2 in presence of cu give rise to metganol and methanal .is this statemnt corrsct |
| Answer» co + 3H2 in presence of cu give rise to metganol and methanal .is this statemnt corrsct | |
| 14. |
Calculate the distance of cubic void |
| Answer» Calculate the distance of cubic void | |
| 15. |
Detection of chlorine is possible without preparing sodium extract in |
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Answer» Detection of chlorine is possible without preparing sodium extract in |
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| 16. |
23.Why 1s orbital will not take part in hybridisation |
| Answer» 23.Why 1s orbital will not take part in hybridisation | |
| 17. |
Which one of these is different from others? |
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Answer» Which one of these is different from others? |
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| 18. |
Using method of dimension, derive an expression for rate of flow(V) of a liquid through a pipe of radius(r) under a pressure gradient (p/l).Given that V also depend on coefficient of viscocity(*) of the liquid. |
| Answer» Using method of dimension, derive an expression for rate of flow(V) of a liquid through a pipe of radius(r) under a pressure gradient (p/l).Given that V also depend on coefficient of viscocity(*) of the liquid. | |
| 19. |
How many maximum electrons can be filled in σ∗3pz orbital? |
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Answer» How many maximum electrons can be filled in σ∗3pz orbital? |
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| 20. |
Which one of the following does not decolourize an acidified KMnO4 solution. |
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Answer» Which one of the following does not decolourize an acidified KMnO4 solution. |
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| 21. |
The pressure exerted by 6.0 g of methane gas in a 0.03 m3 vessel at 129∘C is (Atomic masses : C=12.01,H=1.01 and R=8.314 JK−1 mol−1) |
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Answer» The pressure exerted by 6.0 g of methane gas in a 0.03 m3 vessel at 129∘C is (Atomic masses : C=12.01,H=1.01 and R=8.314 JK−1 mol−1) |
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| 22. |
Identify the optically active compound among the following. |
| Answer» Identify the optically active compound among the following. | |
| 23. |
Which has the maximum number of molecules among the following? |
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Answer» Which has the maximum number of molecules among the following? |
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| 24. |
When chlorine is passed over dry slaked lime at room temperature, the main reaction product is |
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Answer» When chlorine is passed over dry slaked lime at room temperature, the main reaction product is |
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| 25. |
dipole moment is zero for which of the following pair of molecules1] BF3 , SO2 2] BF3 , CCl4 3] SO2 , CHCl3 4]CCl4 SO2 |
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Answer» dipole moment is zero for which of the following pair of molecules 1] BF3 , SO2 2] BF3 , CCl4 3] SO2 , CHCl3 4]CCl4 SO2 |
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| 26. |
The ratio of sp3 and sp2 hybridized atoms in the anionic part of borax is:(If answer is 12:4 then represent as 0124) |
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Answer» The ratio of sp3 and sp2 hybridized atoms in the anionic part of borax is: (If answer is 12:4 then represent as 0124) |
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| 27. |
can conjugation exist between lone pair/ negative charge and positive charge?Eg NH2-CH2+ |
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Answer» can conjugation exist between lone pair/ negative charge and positive charge? Eg NH2-CH2+ |
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| 28. |
Explain in detail bita decay process? |
| Answer» Explain in detail bita decay process? | |
| 29. |
Molarity of a solution containing 30 g of urea (NH2CONH2) in 500 mL ofsolution is:[0.77 Mark] |
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Answer» Molarity of a solution containing 30 g of urea (NH2CONH2) in 500 mL of |
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| 30. |
what is the image of sp^3 hybridisation in virtual form |
| Answer» what is the image of sp^3 hybridisation in virtual form | |
| 31. |
If N is the number of spheres in the unit cell, then total no. of octahedral voids is the cell is |
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Answer» If N is the number of spheres in the unit cell, then total no. of octahedral voids is the cell is |
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| 32. |
a compound (MO) contains 20% oxygen. find out atomic weight of M and molecular weight of MO. |
| Answer» a compound (MO) contains 20% oxygen. find out atomic weight of M and molecular weight of MO. | |
| 33. |
43 How many stereoisomers are there of the compound 5-Bromohex-2-ene ? |
| Answer» 43 How many stereoisomers are there of the compound 5-Bromohex-2-ene ? | |
| 34. |
which of the following molecule stabilizes by removal of electron 1)C2 2)O2 3)N2 4)H2 |
| Answer» which of the following molecule stabilizes by removal of electron 1)C2 2)O2 3)N2 4)H2 | |
| 35. |
Who among the following is to the immediate left of Q ? |
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Answer» Who among the following is to the immediate left of Q ? |
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| 36. |
Which of the following is the most acidic? |
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Answer» Which of the following is the most acidic? |
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| 37. |
Correct relation between current gain of common base (α) and common collector (β) configuration of a transistor is |
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Answer» Correct relation between current gain of common base (α) and common collector (β) configuration of a transistor is |
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| 38. |
What is the daily calorie requirement for a student? |
| Answer» What is the daily calorie requirement for a student? | |
| 39. |
What is the major elimination product of the following reaction? |
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Answer» What is the major elimination product of the following reaction? |
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| 40. |
Howis the presence of SO2detected? |
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Answer» How |
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| 41. |
what is orbital velocity |
| Answer» what is orbital velocity | |
| 42. |
Hydrogen peroxide, in its reaction with KIO4 and NH2OH respectively is acting as: |
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Answer» Hydrogen peroxide, in its reaction with KIO4 and NH2OH respectively is acting as: |
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| 43. |
30.Which of the following statement is correct for csbr3? A) it is a covalent sold b) it contain cs+3 and br- c) it contain cs+ and br3-ion. D) it contain cs+,br- ions. |
| Answer» 30.Which of the following statement is correct for csbr3? A) it is a covalent sold b) it contain cs+3 and br- c) it contain cs+ and br3-ion. D) it contain cs+,br- ions. | |
| 44. |
Regarde la publicité :Remplis les blancs à l'aide du document ci-dessus:P. ex. : Quelle est la marque de cette voiture? Peugeot1. Ce modèle date de .................. année? ..................2. Cette voiture, .................. kilométrage a-t-elle fait? ..................3. Cette voiture roule sur ................. énergie ? ..................4. De .................. couleur est l'intérieur de cette voiture ? ..................5. ................. est le prix? |
Answer» Regarde la publicité : Remplis les blancs à l'aide du document ci-dessus: P. ex. : Quelle est la marque de cette voiture? Peugeot 1. Ce modèle date de .................. année? .................. 2. Cette voiture, .................. kilométrage a-t-elle fait? .................. 3. Cette voiture roule sur ................. énergie ? .................. 4. De .................. couleur est l'intérieur de cette voiture ? .................. 5. ................. est le prix? |
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| 45. |
Which one of the following pairs do not impart colour to the flame ? |
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Answer» Which one of the following pairs do not impart colour to the flame ? |
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| 46. |
PCl5(g) → PCl3(g)+Cl2(g) in the reversible reaction, the moles of PCl5, PCl3 and Cl2 are a, b and c respectively and total pressure at equilibrium is P, then value of Kp is: |
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Answer» PCl5(g) → PCl3(g)+Cl2(g) in the reversible reaction, the moles of PCl5, PCl3 and Cl2 are a, b and c respectively and total pressure at equilibrium is P, then value of Kp is: |
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| 47. |
The mole fraction of solute in a solution at 298k is 0.1. Molarity is same as that f molality. Density of the solution at 398k is 2g per cc. The ratio of m.w of solute and solvent is.Find in terms of molarity or molality not in terms of mole fraction |
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Answer» The mole fraction of solute in a solution at 298k is 0.1. Molarity is same as that f molality. Density of the solution at 398k is 2g per cc. The ratio of m.w of solute and solvent is. Find in terms of molarity or molality not in terms of mole fraction |
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| 48. |
an element reacts with hydrogen to form a compound X which on treatement with water liberates hydrogen gas.the element can |
| Answer» an element reacts with hydrogen to form a compound X which on treatement with water liberates hydrogen gas.the element can | |
| 49. |
Dipole moment of PCl3Br2 n PCl2Br3? |
| Answer» Dipole moment of PCl3Br2 n PCl2Br3? | |
| 50. |
How many electrons are present in the p orbital of a methyl cation? |
| Answer» How many electrons are present in the p orbital of a methyl cation? | |
