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NEET 2022 Zoology Question Paper with Solutions PDF Code Q4 is available for download. NEET 2022 Q4 Zoology Question Paper comprises 50 MCQs out of which only 45 are to be attempted. NEET 2022 Zoology question paper code Q4 is divided into 2 sections- A (35 questions) and B (15 questions).
NEET 2022 Zoology Question Paper with Solutions PDF Code Q4
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NEET Questions
1. 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 $C_2H_5OH$
2. A colourless, neutral, paramagnetic oxide of Nitrogen $'P'$ on oxidation gives reddish brown gas $Q$. $Q$ on cooling gives colourless gas $R$. $R$ on reaction with P gives blue solid $S$. Identify $P , Q , R , S$, respectively
- $N _{2} O\, NO\, NO _{2} \,N _{2} O _{5}$
- $N _{2} O\, NO _{2}\, N _{2} O _{4} \,N _{2} O _{3}$
- $NO \,NO _{2} \,N _{2} O _{4}\, N _{2} O _{3}$
- $NO \,NO\, N _{2} O _{4} \,N _{2} O _{5}$
3. 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. Minority carriers in a $p-type$ semiconductor are
- Holes
- Free electrons
- Both holes and free electrons
- Neither holes nor free electrons
6. 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
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