Ionic Equilibrium DPP 01 (of lec 02) Yakeen NEET 2.0 202.pdf

NEET Yakeen NEET 2.0 (Alpha) Physical Chemistry Ionic-Equilibrium...

NEET Yakeen NEET 2.0 (Alpha) Physical Chemistry Ionic-Equilibrium DPP: 1 Q1 The concept that acid is proton donor and base is (D) OH− proton acceptor was given by Q7 In the following reaction (A) Arrhenius (B) Lowry-Bronsted (C) Lewis (D) Faraday HC2 O− −3 −2 −2 4 + PO4 ⇌ HPO4 + C2 O4 Which are the two Bronsted bases? − Q2 Conjugate base of HCO3 is (A) HC2 O− 4 and PO4 −3 (A) H2 CO3 (B) HPO−2 4 and C2 O4 −2 (B) CO2 (C) PO−3 −2 4 and C2 O4 (C) H2 O (D) HC2 O− −2 4 and HPO4 (D) CO3 2− Q8 Observe the following equilibrium and choose − Q3 The conjugate acid of NH2 is the correct statement. (A) NH3 (B) NH+ HClO4 + H2 O ⇌ H3 O+ + ClO− 4 4 (C) N2 H4 (A) HClO 4 is conjugate acid of H2 O (D) NH2 OH (B) H3 O+ is conjugate base of H2 O + Q4 Which one of the following can act as Bronsted (C) H2 O is conjugate acid of H3 O − acid as well as Bronsted base? (D) ClO4 is conjugate base of HClO 4 (A) CH3 COO− Q9 Ostwalds dilution law gives satisfactory results (B) CO3 2− with the solution of the electrolyte (C) HPO4 2− (A) HCl (D) SO4 2− (B) HNO3 Q5 The strongest conjugate base is (C) CH3 COOH (A) NO3 − (D) NaOH − (B) Cl Q10 Which of the following is least likely to behave (C) SO4 2− as lewis base? (D) CH3 COO− − (A) OH Q6 Which of the following can act both as Bronsted (B) H2 O acid and Bronsted Base? (C) NH3 (A) Cl − (D) BF3 (B) HSO−4 Q11 Which of the following is not a Lewis acid (C) H3 O+ (A) BF3 Android App | iOS App | PW Website  NEET (B) FeCl3 (A) PO3− 4 (C) SiF4 (B) HPO2− 4 (D) C2 H4 (C) H3 PO4 (D) P2 O5 Q12 The conjugate base of NH− 2 is (A) NH3 Q19 The conjugate base of NH− 2 is 2− (B) NH (A) NH3 (C) NH+4 (B) NH2− −3 (D) N (C) NH+ 2 − (D) NH− 3 Q13 Cl is the conjugate base of (A) HClO 4 Q20 Morphine (C17 H19 NO3 ) , which is used (B) HCl medically to relieve pain a base. What is (C) HOCl conjugate acid? (D) HClO 3 (A) C17 H18 NO+ 3 (B) CI7 H18 NO3 Q14 Conjugate base of NH3 is (C) C17 H20 NO− (A) NH⊕ 3 4 (D) C17 H20 NO+ (B) NH⊕ 2 3 (C) NH− 2 (D) N2 Q15 According to Bronsted principle, an aqueous solution of HNO3 will contain (A) NO− 2 (B) NO− 3 (C) NO+ 2 + (D) NO Q16 Ammonium ion is (A) Neither an acid nor base (B) Both an acid and a base (C) A conjugate acid (D) A conjugate base Q17 The conjugate acid of HPO2− 4 is − (A) H2 PO4 (B) PO2− 4 (C) H3 PO4 (D) H3 PO3 Q18 The conjugate base of HPO2− 4 is Android App | iOS App | PW Website  NEET Answer Key Q1 (B) Q11 (D) Q2 (D) Q12 (B) Q3 (A) Q13 (B) Q4 (C) Q14 (C) Q5 (D) Q15 (B) Q6 (B) Q16 (C) Q7 (C) Q17 (A) Q8 (D) Q18 (A) Q9 (C) Q19 (B) Q10 (D) Q20 (D) Android App | iOS App | PW Website