KENDRIYA VIDYALAYA
SANGATHAN AHMEDABAD REGION
CLASS-XII CHEMISTRY
QUESTION BANK (MCQ)
SESSION 2024-25
1|Page
, QUESTION BANK MCQ 2024-25
CHIEF PATRON
SMT. SHRUTI BHARGAVA
DEPUTY COMMISSIONER
KVS RO AHMEDABAD
PATRON
SMT. MEENA JOSHI AND MR. VENKTESWAR PRASAD B.
ASSISTANT COMMISSIONER
KVS RO AHMEDABAD
MENTOR
SH L. R. THAKAN
PRINCIPAL KV 1 HARNI VADODARA
COMPILATION TEAM
(I) MR ATUL TIWARI, PGT CHEMISTRY
KV 2 ARMY VADODARA
(II) SMT NAGESHWARI ASHOK PGT CHEMISTRY
KV 3 AFS MAKARPURA
(III) SMT MONIKA CHOUDHARY
KV 1 HARNI VADODARA
2|Page
, CONTENT DEVELOPEMENT TEAM
S.NO. NAME OF CHAPTER NAME OF TEACHER
1 SOLUTION MR. SANTOSH KUMAR SONI
(KV CRPF GANDHINAGAR)
2 ELECTROCHEMISTRY MS BABITA NIGAM
(KVKRIBHCO SURAT)
3 CHEMICAL KINETICS MS SHAMINDER KAUR
(KV 1 AFS JAMNAGAR)
4 d- & f- BLOCK ELEMENTS MR LOKESH SURADIA
(KV MEHSANA)
5 COORDINATION MR DEEPAK PANDYA
COMPOUNDS (KV WADSAR)
6 HALOALKANES AND MS REEMA SHARMA
HALOARENES (KV ONGC CHANDKHEDA)
7 ALCOHOLS, PHENOLS MR ANIL SHARMA
AND ETHERS (KV RAJKOT)
8 ALDEHYDES, KETONES & MR PRAVEEN PATIDAR
CARBOXYLIC ACIDS (KV SEC 30 GANDHINAGAR)
9 AMINES MS SANGEETA LAMBA
(KV HIMMATNAGAR)
10 BIOMOLECULES MS NAGESHWARI ASHOK
(KV AFS MAKARPURA)
3|Page
, CHAPTER 1 : SOLUTION
1 The value of Henry’s constant KH is:
(A) greater for gases with higher solubility
(B) greater for gases with lower solubility.
(C) constant for all gases.
(D) not related to the solubility of gases.
2 Increasing the temperature of an aqueous solution will cause:
(A) decrease in molality
(B) decrease in molarity
(C) decrease in mole fraction
(D) decrease in % (w/w)
3 Colligative properties depend on:
(A) the nature of the solute
(B) the number of solute particles in solution
(C) the physical properties of solute
(D) the nature of the solvent
4 The Van‘t Hoff‘s factor for 0.1 M Ba(NO3)2 solution is 2.74. The degree of
dissociation is
(A) 91.3%
(B) 87%
(C)100%
(D) 74%
5 If liquid A and B form ideal solution:
(A) The enthalpy of mixing is zero
(B) The entropy of mixing is zero
(C) The free energy of mixing is zero
(D) the free energy as well as entropy of mixing are zero
6 The number of moles of NaCl in 3 litres of 3M solution is:
(A) 1
(B) 3
(C) 9
(D) 7
7 Which has highest freezing point:
(A) 1 M Glucose
(B) 1 M NaCl
(C) 1 M BaCl2
(D) 1 M AlF3
8 Which of the following condition is not satisfied by an ideal solution?
(A) ΔHmixing = 0
(B) ΔVmixing = 0
(C) Raoult’s Law is obeyed
(D) Formation of an azeotropic mixture
9 Considering the formation, breaking and strength of hydrogen bond, predict
which of the following mixtures will show a negative deviation from Raoult’s
law?
(A) Methanol and acetone.
(B) Chloroform and acetone.
(C) Phenol and aniline.
4|Page
SANGATHAN AHMEDABAD REGION
CLASS-XII CHEMISTRY
QUESTION BANK (MCQ)
SESSION 2024-25
1|Page
, QUESTION BANK MCQ 2024-25
CHIEF PATRON
SMT. SHRUTI BHARGAVA
DEPUTY COMMISSIONER
KVS RO AHMEDABAD
PATRON
SMT. MEENA JOSHI AND MR. VENKTESWAR PRASAD B.
ASSISTANT COMMISSIONER
KVS RO AHMEDABAD
MENTOR
SH L. R. THAKAN
PRINCIPAL KV 1 HARNI VADODARA
COMPILATION TEAM
(I) MR ATUL TIWARI, PGT CHEMISTRY
KV 2 ARMY VADODARA
(II) SMT NAGESHWARI ASHOK PGT CHEMISTRY
KV 3 AFS MAKARPURA
(III) SMT MONIKA CHOUDHARY
KV 1 HARNI VADODARA
2|Page
, CONTENT DEVELOPEMENT TEAM
S.NO. NAME OF CHAPTER NAME OF TEACHER
1 SOLUTION MR. SANTOSH KUMAR SONI
(KV CRPF GANDHINAGAR)
2 ELECTROCHEMISTRY MS BABITA NIGAM
(KVKRIBHCO SURAT)
3 CHEMICAL KINETICS MS SHAMINDER KAUR
(KV 1 AFS JAMNAGAR)
4 d- & f- BLOCK ELEMENTS MR LOKESH SURADIA
(KV MEHSANA)
5 COORDINATION MR DEEPAK PANDYA
COMPOUNDS (KV WADSAR)
6 HALOALKANES AND MS REEMA SHARMA
HALOARENES (KV ONGC CHANDKHEDA)
7 ALCOHOLS, PHENOLS MR ANIL SHARMA
AND ETHERS (KV RAJKOT)
8 ALDEHYDES, KETONES & MR PRAVEEN PATIDAR
CARBOXYLIC ACIDS (KV SEC 30 GANDHINAGAR)
9 AMINES MS SANGEETA LAMBA
(KV HIMMATNAGAR)
10 BIOMOLECULES MS NAGESHWARI ASHOK
(KV AFS MAKARPURA)
3|Page
, CHAPTER 1 : SOLUTION
1 The value of Henry’s constant KH is:
(A) greater for gases with higher solubility
(B) greater for gases with lower solubility.
(C) constant for all gases.
(D) not related to the solubility of gases.
2 Increasing the temperature of an aqueous solution will cause:
(A) decrease in molality
(B) decrease in molarity
(C) decrease in mole fraction
(D) decrease in % (w/w)
3 Colligative properties depend on:
(A) the nature of the solute
(B) the number of solute particles in solution
(C) the physical properties of solute
(D) the nature of the solvent
4 The Van‘t Hoff‘s factor for 0.1 M Ba(NO3)2 solution is 2.74. The degree of
dissociation is
(A) 91.3%
(B) 87%
(C)100%
(D) 74%
5 If liquid A and B form ideal solution:
(A) The enthalpy of mixing is zero
(B) The entropy of mixing is zero
(C) The free energy of mixing is zero
(D) the free energy as well as entropy of mixing are zero
6 The number of moles of NaCl in 3 litres of 3M solution is:
(A) 1
(B) 3
(C) 9
(D) 7
7 Which has highest freezing point:
(A) 1 M Glucose
(B) 1 M NaCl
(C) 1 M BaCl2
(D) 1 M AlF3
8 Which of the following condition is not satisfied by an ideal solution?
(A) ΔHmixing = 0
(B) ΔVmixing = 0
(C) Raoult’s Law is obeyed
(D) Formation of an azeotropic mixture
9 Considering the formation, breaking and strength of hydrogen bond, predict
which of the following mixtures will show a negative deviation from Raoult’s
law?
(A) Methanol and acetone.
(B) Chloroform and acetone.
(C) Phenol and aniline.
4|Page
