CUET UG Exam 2024 15-May : Shift-1A Chemistry Analysis, Review & Question Paper with Answer Key

NTA has started the CUET UG 2024 exam with Chemistry subject (306) and NTA has successfully concluded the CUET UG 2024 Day 1 Shift 1A with Chemistry exam. The examination has started all over India except Delhi centres, including Gurgaon, Faridabad, Noida and Ghaziabad. Moreover, Shift 1B of the first day will start at 12:15 pm today.

In this article, we will discuss CUET 15 May Shift - 1A Chemistry exam analysis to find out the difficulty level of the exam and good attempts in the exam. Additionally, students can also check the links given below to download CUET UG 2024 Question Paper and CUET UG 2024 Answer Key.

👉 CUET UG Chemistry Answer Key 2024 and Question Papers, Download PDF

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CUET Exam Analysis, May 15, 2024

CUET UG 2024 analysis includes overall and subject wise difficulty level of the exam. The analysis is based on candidates' responses and exam paper reviews shared by top coaching institutes for Chemistry.

CUET Chemistry question paper contained 50 questions, out of which candidates had to solve 40 questions. CUET Chemistry 2024 question paper consisted of multiple choice questions (MCQs). According to the students, the difficulty level of the question paper was difficult. As per students feedback the difficulty level of CUET UG 2024 Chemistry was difficult. Most of the questions were based on aldehyde amine alcohol. There were less questions from Organic.

CUET 2024 Chemistry Anslysis: Number of questions

Type of Question	Number of questions
Definition based	5
Conceptual	10
Application	11
Numericals	5
Figure based	2
Case Study/ paragraph	10
Statements	2
Match the following	5

CUET 2024 Chemistry Analysis: Topics Covered

Topics	Number of questions
Solid state	1
Solutions	5
Electrochemistry	5
Chemical Kinetics	4
Surface Chemistry	2
General Principles and Processes of Isolation of elements	1
p-block elements	1
d- and f-block elements	5
coordination compounds	5
Haloalkanes and Halorenes	6
Aldehydes, Ketones, and Carboxylic Acid	8

CUET 2024 Chemistry Exam 2024 : Students' Reactions

As per students' reactions, the overall difficulty level of CUET 2024 chemistry exam was difficult. There were questions from Physical and Organic chemistry. Students reported that a lot of questions were from Aldehyde Amine Alcohol. The students also reported that there were only a few questions were asked from Physical chemistry.

CUET 2024 Chemistry Paper Analysis : Difficulty Level, Topic Asked

Surya Pratap, a student who appeared for the CUET UG Chemistry exam said that the examination was difficult. Further, the student said that questions from organic chemistry were more in comparison with inorganic chemistry. Furthermore, questions from Physical Chemistry were easy.

Another student Vijay reported that the CUET chemistry exam was comparatively difficult in comparison to the board exams. Topics from the reaction chapter were asked. He was unable to complete the examination on time and wish he could have a better time management.

CUET UG Chemistry Unofficial Answer Key 2024

The unofficial answer key for CUET UG Chemistry 2024 paper is updated here:

Questions	Answers
1. The total number of ions produced from the complex [Cr(NH₃)₆]Cl₃ in aqueous solution will be	(3) 4
2. Arrange the following in decreasing order of number of molecules contained in: (A) 16 g of O₂ (B) 16 g of CO₂ (C) 16 g of CO (D) 16 g of H₂ Choose the correct order from the options given below:	(4) (C), (B), (D), (A)
3. A molecule X associates in a given solvent as per the following equation: X ⇌ (X)_n For a given concentration of X, the van't Hoff factors was found to be 0.80 and the fraction of molecules was 0.3. The correct value of 'n' is:	(2) 3
4. The oxidation number of Co in complex [Co(H₂NCH₂CH₂NH₂)₃]₂(SO₄)₃ is	(1) 3
5. The correct structure of dipeptide, Gly-Ala (glycyl alanine) is	(1) H₂N - CH₂ - CO - NH - CH(CH₃) - COOH
6. The Cu metal crystallises into fee lattice with a unit cell edge length of 361 pm. The radius of Cu atom is:	(1) 127 pm
7. If 75% of a first onder reaction gets completed) in 32 minutes, time taken for 50% completion of this reaction is	(1) 16 minutes
8. Which of the following compounds will be repelled when placed in an external magnetic field?	(1) Na₂[CuCl₄]
9. The spin only magnetic moment of Hexacyanidomanganate(II) ion is ______ BM.	(1) 5.90
10. The correct order of increasing boiling points of the following compounds is: Pentan-1-ol, n-Butane, Pentanal, Ethoxyethane	(4) n-Butane, Ethoxyethane, Pentanal, Pentan-1-ol
11. In the following reaction, identify the product D. C₆H₅-OH →(in presence of Zn dust)→ A →(in presence of CH₃Cl + anhy. AlCl₃)→ B →(in presence of K₂Cr₂O₇ + H₂SO₄)→ C →(in presence of H₂SO₄ + HNO₃)→ D	(4) m-Nitrobenzoic acid
12. The gold number range of some of the lyophilic colloids is given below : A: 0.005 – 0.01, B: 0.15 – 0.25, C: 0.04 – 1.0 and D: 15 – 25. Which among these can be used as a better protective colloid?	(1) A
13. Reaction of aniline with conc. HNO₃ and conc. H₂SO₄ at 298 K will produce 47% of	(3) m-Nitroaniline
14. What will be the increasing order of basic strength of the following compounds?	(2) C₆H₅NH₂ < C₂H₅NH₂ < (C₂H₅)₃N < (C₂H₅)₂NH
15. Which of the following compounds will give Hell-Volhard-Zelinsky reaction?	(1) R - CH₂ - COOH
16. Arrange the following acids in increasing order of their acidic strengths: HCOOH, FCH₂COOH, NO₂CH₂COOH, CICH₂COOH	(4) HCOOH < CICH₂COOH < FCH₂COOH < NO₂CH₂COOH
17. In the following compounds, what is the increasing order of their reactivity towards nucleophilic addition reactions?	(3) Acetophenone < p-Tolualdehyde < Benzaldehyde < p-Nitrobenzaldehyde
18. The Gatterman-Koch reaction is used in the industrial preparation of benzaldehyde. The electrophile involved in this reaction is	(3) HCO⁺
19. Formaldehyde undergoes Cannizzaro reaction because (A) It has alpha-hydrogen atom. (B) It does not have alpha-hydrogen atom. (C) It does not undergo self-oxidation and reduction on heating with concentrated alkali. (D) It undergo self-oxidation and reduction on heating with concentrated alkali. Choose the correct answer from the options given below :	(1) (B) and (D) only
20. In the reaction, (CH₃)₃COCH₃ + HI → Products CH₃OH and (CH₃)₃CI are the products and not CH₃I and (CH₃)₃C – OH. It is because, (A) in step 2 of the reaction the departure of leaving group (HO – CH₃) creates less stable carbocation. (B) in step 2 of the reaction the departure of leaving group (HO – CH₃) creates more stable carbocation. (C) the reaction follows S_N1 mechanism. (D) the reaction follows S_N2 mechanism. Choose the correct answer from the options given below:	(2) (B) and (C) only
21. Aniline does not undergo Friedel-Crafts reaction because (A) It forms salt with the Lewis acid catalyst, AICI (B) Nitrogen of aniline acquires negative charge. (C) Nitrogen of aniline acquires positive charge. (D) Nitrogen acts as a strong deactivating group in the further reaction. Choose the correct answer from the options given below :	(3) (A), (C), and (D) only
22. Although chlorine is an electron withdrawing group, yet it is ortho- and para-directing in electrophi aromatic substitution reaction because (A) Chlorine withdraws electrons through inductive effect. (B) Chlorine destabilises the intermediate carbocation formed during electrophilic substitution. (C) Chlorine accepts electrons through resonance. (D) Chlorine releases electrons through resonance. Choose the correct answer from the options given below:	(1) (A), (B), and (D) only
23. In Etard reaction, the final product is	(1) Aromatic aldehyde
24. Match List-I with List-II: List-I (A) Amino acids linked in a specific sequence (B) Regular folding of a specific sequence of amino acids due to π-bonding (C) Fibrous proteins (D) Spatial arrangement of two or more polypeptide chains List-II (I) Primary structure of proteins (II) Secondary structure of proteins (III) Quaternary structure of proteins (IV) Tertiary structure of proteins Choose the correct answer from the options given below:	(3) (A) - (I), (B) - (II), (C) - (IV), (D) - (III)
25. Match List-I with List-II: List-I (A) Tollen's reagent (B) Jones reagent (C) Lucas reagent (D) Fehling solution List-II (I) Rochelle salt (II) Conc. HCl and ZnCl₂ (III) Ammoniacal silver nitrate (IV) Chromium trioxide-sulphuric acid Choose the correct answer from the options given below:	(1) (A) - (III), (B) - (IV), (C) - (II), (D) - (I)
26.Match List-I with List-II: List-I (A) Swarts Reaction (B) Finkelstein reaction (C) Sandmeyer's reaction (D) Wurtz reaction List-II (I) C₆H₅NH₂ + NaNO₂ + HX + Cu₂X₂ → C₆H₅X + N₂ (II) 2RX+Na → R–R+ 2NaX (III) RX+ AgF → R–F+AgX (IV) RX + NaI → R–I + NaX Choose the correct answer from the options given below:	(4) (A) - (III), (B) - (IV), (C) - (I), (D) - (II)
27. Match List-I with List-II: List-I (Biomolecule) (A) Vitamin A (B) Thiamine (C) Glucocorticoids (D) Estradiol List-II (Function/Diseases) (I) Menstrual cycle (II) Xerophthalmia (III) Beri-Beri (IV) Addison's disease Choose the correct answer from the options given below:	(4) (A) - (II), (B) - (III), (C) - (IV), (D) - (I)
28. In the following table, match the reactants given in List-I with the correct product in List-II as per the reaction of hydration of alkene under acidic conditions. (A diagrammatic representation of Reactants and Products is given.) Choose the correct answer from the options given below:	(3) (A) - (II), (B) - (I), (C) - (IV), (D) - (III)
29. Which among the following is not an Analgesic?	(4) Ranitidine
30. The increasing order of acidity of the following compounds based on pKa values is (A) BrCH₂COOH (B) CICH₂COOH (C) FCH₂COOH (D) HCOOH Choose the correct answer from the options given below:	(1) (D) < (A) < (B) < (C)
31. For S_N2 reaction, the increasing order of the reactivity of the following alkyl halides is: (A) CH₃CH₂CH₂CH₂Br (B) CH₃CH₂CH(Br)CH₃ (C) (CH₃)₃CBr (D) (CH₃)₂CHCH₂Br Choose the correct answer from the options given below:	(4) (C) < (B) < (D) < (A)
Read the following passage and answer the next five questions based on it. Battery or cell converts chemical energy of the redox reaction to electrical energy. In fuel cell (a galvanic cell), the chemical energy of combustion of fuels like H₂, ethanol, etc. are directly converted to electrical energy. In a fuel cell, H₂ and O₂ react to produce electricity, where H₂ gas is oxidised at anode and oxygen is reduced at cathode and the reactions involved are Anode reaction: H₂ + 2OH^- → 2H₂O + 2e^- Cathode reaction: O₂ + 2H₂O + 4e^-→ 4OH^- 67.2 L of H₂ at STP reacts in 15 minutes.
32. The number of moles of hydrogen oxidised is:	(1) 0.33 moles
33. The number of moles of electrons produced in the oxidation of 67.2 L of H₂ at STP is:	(4) 6 moles
34. The quantity of electricity produced in the oxidation of 67.2 L of H₂ at STP is:	(2) 579000 C
35. If the entire current produced is used for the electrodeposition of Silver (at.vt. 108 g mol^-1) from Silver (1) solution, the amount of silver deposited will be	(3) 108 g
36. The source of electrical energy on the Apollo moon light was:	(4) H₂ - O₂ Fuel Cell
Read the following passage and answer the next five questions based on it. Sc Ti V Cr Mn Fe Co Ni Cu Zn Y Zr Nb Mo Te Ru Rh Pd Ag Cd La Hf Ta W Re Os Ir Pt Au Hg In any transition series, as we move from left to right he d-orbitals are progressively filled and their properties vary accordingly. Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fin Md No Lr The above are the two series of f-block elements in which the chemical properties won't change much. The Sf-series elements are radioactive in nature and mostly are artificially synthesized in laboratories and thus much is not known about their chemical properties.
37. Identify the incorrect statement.	(4) Interstitial compounds are non-stoichiometric and neither ionic nor covalent in nature.
38. Which of the following is the correct order of second ionisation enthalpy?	(3) V < Cr > Mn
39. Which of the following pair of compounds exhibits same colour in aqueous solution?	(2) VOCl₂, CuCl₂
40. Which metal has the highest oxidation state in the first row transition series?	(3) Mn
41. Why do the actinoids exhibit higher number of oxidation states than lanthanoids?	(2) Energy difference between 5f and 6d is less (5th respect to the energy difference between 4f and 5d.
42. Camphor in nitrogen gas is a type of solution	(2) Solid - Gas
43. Identify the correct order of organic compounds th the following chemical reaction: __?___ + Mg →(in presence of Dry Ether)→ __?___ →(in presence of H₂O)→ __?___ →(in presence of Cl₂, heat)→ __?___ (A) CH₂MgBr (B) CH₃Br (C) CH₃Cl (D) CH₄ Choose the correct answer from the options given below:	(1) (B), (A), (D), (C)
44. Consider the following statements regarding osmotic pressure: (A) Molar mass of a protein can be determinedising osmotic pressure method. (B) The osmotic pressure is proportional to the Tholarity. (C) Reverse osmosis occurs when a pressure larger than osmotic pressure is applied to the concentrated solution side. (D) Edema occurs due to retention of water in tissue cells as a result of osmosis. Choose the correct statements with reference to osmotic pressure:	(4) (B), (C), and (D) only
45. Vapour pressures of pure liquids 'A' and 'D' at 50°C are 500 mm mm Hg and 800 mm Hg respectively. The binary solution of 'A' and 'D' boils at 50°C and 700 mm Hg pressure. The mole percentage of 'D' in the solution is:	To be updated
46. For the following reaction: 2A₂ (g) + (1/4) X (g) → 2A₂X (g) volume is increased to double its value by decreasing the pressure on it. If the reaction is first order wi respect to X and second order with respect to A₂, the rate of reaction will :	(2) Increase by eight times of its initial value
47. The total number of sigma bonds present in P₄O₁₀ are:	(3) 16
48. In the electrolysis of alumina to obtain Aluminium metal, the cryolite is added mainly to	(1) lower the melting point of alumina.
49. Identify the order of reaction if its rate constant is k = 2 x 10^-2 s^-1.	(2) First order
50. For a complex reaction, the order of reaction is equal to	(4) The molecularity of slowest step of reaction.

CUET UG 2024: Overview

The Common University Entrance Test CUET (UG) 2024 will provide a common platform and level playing field to the candidates from across the country, especially from rural and other remote areas and will help in establishing better relations with the universities. A single application form will enable candidates to cover a wider reach and be a part of the admission process in various central and participating universities. The overview of CUET UG 2024 is given below:

CUET UG 2024: Overview
Name of the Exam	Common University Entrance Test (CUET)
Conducting Body	National Testing Agency (NTA)
Purpose of the Exam	For admission in UG courses in participating universities/institutes
Number of Participating Universities	Central Universities: 46 State Universities: 32 Deemed Universities: 20 Private Universities: 98 Government Institutions: 06
Official Website	exams.nta.ac.in