GUJCET 2022 Physics, Chemistry Question Paper Analysis - Check Difficulty Level, Weightage

NEW DELHI: GUJCET 2022 exam has been conducted successfully from 10 am to 12 noon by the Gujarat Secondary and Higher Secondary Education Board (GSEB). The exam was conducted in offline mode. As per the candidates who appeared for the GUJCET 2022 Physics, Chemistry paper, the difficulty level of the paper was moderate. Most of the candidates told that the difficulty level of Chemistry was very easy. 

Most of the Physics and Chemistry questions were asked from the communication system, wave optics, current electricity, phenols, and ethers, aldehydes

In the following section, the detailed analysis of GUJCET Physics, Chemistry paper analysis 2022 has been discussed.   

Also Read: GUJCET 2022 Physics Set 2 Answer Key

GUJCET 2022 Physics, Chemistry Question Paper Analysis

The overall difficulty level of the exam was between easy to moderate. The detailed question paper analysis will be updated on this page. The given table analysis is based on candidate’s feedback. 

GUJCET 2022 Chemistry questions

1. Calculate the mole fraction of aqueous solution of 1 molal urea (NH₂CONH₂)?

a. 0.01768

b. 0.01800

c. 0.01878

d. 0.01698

2. Value of Henry's constant K_H?

a. Decreases with increase in temperature

b. Increases with increase in temperature

c. no effect by changing temerature

d. Fisrt decreases, then increases with increase in temperature 

3. What is the value of Van't Hoff factor (i) when 80% of CaCl₂ dissociates?

a. 2.40

b. 3

c. 2.70

d. 2.30

4. How much electricity interms of Faraday in required for reduction of 2 mole Cr₂O₇^2- into Cr³⁺ in acidic medium?

a. 3F

b. 6F

c. 12F

d. 9F

5. Which is proper value of x for following to increase cell potential of Zn_(s)IZn²⁺_(xM)IICu²⁺_(0.02M)ICu_(s)

a. x<0.02M

b. x>0.02M

c. x=0.02M

d. x>=0.02M

6. Which substance in used as oxidising agent in nickel-cadium cell?

a. Cd

b. Ni

c. Ni(OH)₃

d. CdO

7. What is the value of slope when graph plotted of log [R]₀/[R] Vs t (time) for first order reaction?

a. K/2.303

b. -K

c. -K/2.303

d. 2.303/K

8. A reaction is first order with respect to a reactant A and second order with respect to reactant B. What is the effect of rate when concentration of borth A and B increased by doubled?

a. Quadupled

b. Doubled

c. Eight times

d. Sixteen times

9. Which colloidal sol results, when highly diluted solution of AgNO₃ is added to highly diluted KI solution?

a. AgI/K⁺

b. AgI/Ag⁺

c. AgI?NO^-₃

d. AgI/I^-

10. Match the types of colloidal systems given in Column I with the name given:

a. i-s; ii-r; iii-p; iv-q

b. i-r; ii-s; iii-q; iv-p

c. i-r, ii-s; iii-p; iv-q

d. i-p; ii-q; iii-r; iv-s

11. In which colloids both Lyophillic and Lyophobic parts present?

a. Gold sol

b. Runner sol

c. Micelle

d. Sol of As₂S₃

12. Which method is not proper to obtain metal of high purity from impure metal?

a. Chromatographic methods

b. Liquation

c. Leaching

d. Distillation

13. Which is known as "Copper Matte"?

a. Cu₂S+FeS

b. Cu₂O+FeS

c. Cu₂+FeO

d. Cu₂O+FeO

14. Which products are obtained by reaction of hot and concentratedNaOH with dichlorine?

a. NaCl+NaCIO₄+H₂O

b. NaCl+NaCIO₃+H₂0

c. NaCl+NaCIO₂+H₂O

d. NaCl+NaOCl+H₂O

GUJCET 2022 Physics questions

1. What is the shortest wavelength present in the Paschen series of spectral lines?

2. The radius of the innermost electron orbit of a hydrogen atom in 5.3x10^-11 m. What are the radii of the n=3 orbit?

3. A radioactive isotape has a half-life of T years. How long will it take activity to reduce to 6.250%?

4. The half-life of 90/38 Sr is 28 years. What is the disintegration rate of 38g of this isotope?

[N_A= 6.023x10²³ mol^-1]

5. When a forward bias is applied to a p-n junction, it _------.

6. Dimensional formula of Electric flux is:

7. How will you connect 4 (four) capacitors, each of capacitance 4μF for having equivalent capacitance 1.6 μF?

8. At room temperature (27°C) the resistance of a heating element is 100Ω. What is the temperature of the element if the resistance is found to be 137Ω, given that the temperature coefficient of the material of the resistor is 1.35x10^-4 °C^-1

9. How the stunt wire should be?

10. For an ideal transformer, if N_s>N_p then _------, 

GUJCET 2022 marking scheme

A total of 40 questions have been asked in the GUJCET Physics and Chemistry paper. The following table highlights the GUJCET 2022 exam marking scheme. 

GUJCET 2022 answer key

The official GUJCET 2022 answer key for Physics, Chemistry paper will be available on the official website soon. With the help of the answer key, candidates will be able to check the correct answers and get an estimate on the marks they are likely to secure.

Also Read- GUJCET 2022 Physics & Chemistry answer key