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NEET 2022 Chemistry Question Paper with Solutions PDF Code S4 is available for download. NEET 2022 S4 Chemistry Question Paper comprises 50 MCQs out of which only 45 are to be attempted. NEET 2022 Chemistry question paper code S4 is divided into 2 sections- A (35 questions) and B (15 questions).
NEET 2022 Chemistry Question Paper with Solutions PDF Code S4
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NEET Questions
1. A coil of inductive reactance $1/ \sqrt{3}\, O$ and resistance $1 \, \Omega$ is connected to a $200\, V$, $50\,Hz \,A.C.$ supply. The time lag between maximum voltage and current is
- $\ce{\frac{1}{300} \,s}$
- $\ce{\frac{1}{600} \,s}$
- $\ce{\frac{1}{500} \,s}$
- $\ce{\frac{1}{200} \,s}$
3. The reagent which can do the conversion $CH _{3} COOH \longrightarrow CH _{3}- CH _{2}- OH $ is
- $LiAIH_4$ / ether
- $H_2, Pt$
- $NaBH_4$
- $Na$ and $C_2H_5OH$
4. At a certain temperature in a 5 L vessel, 2 moles of carbon monoxide and 3 moles of chlorine were allowed to reach equilibrium according to the reaction,$CO + Cl_{2} <=> COCl_2 $ At equilibrium, if one mole of CO is present then equilibrium constant $(K_c)$ for the reaction is :
- 2
- 2.5
- 3
- 4
5. A parallel plate air capacitor is charged to a potential difference of V volts. After disconnecting the charging battery the distance between the plates of the capacitor is increased using an insulating handle. As a result the potential difference between the plates
- increases
- decreases
- does not change
- becomes zero
6. Penicillin was first discovered by
- Alexander Fleming
- Tence and Salke
- S.A. Waksman
- Louis Pasteur
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