ICSE Class XII Chemistry Question Paper 2022 : cisce.org

Organisation : Council For The Indian School Certificate Examinations
Class : Class XII
Document Type : Specimen Question Paper
Subject : Chemistry
Semester : 1 And 2
Year : 2022
Website : https://cisce.org/publications.aspx

ICSE Class XII Chemistry Question Paper

Council For The Indian School Certificate Examinations (ICSE) Class XII Chemistry Specimen Question Papers Semester 1 and 2 for the year 2022.

Related / Similar Question Paper : ICSE Class XII Physics Question Paper 2022

Class XII Chemistry Questions

Question 1
Na and Mg crystallise in bcc and fcc structures respectively. The value of Z (number of atoms) for their crystals is
(a) 8 and 14
(b) 2 and 4
(c) 14 and 8
(d) 6 and 4

Question 2
Colligative properties depend on
(a) The nature of solute particles in solution
(b) The number of solute particles in solution
(c) The nature of solute and solvent particles
(d) The physical properties of solute particles in solution

Question 3
On dilution, the specific conductance of a solution
(a) Remains unchanged
(b) Increases
(c) Decreases
(d) First increases then decreases

Question 4
The flux used in the extraction of iron from haematite ore is
(a) Limestone
(b) Silica
(c) Coke
(d) Calcium phosphate

Question 5
Which of the following xenon fluoride of xenon cannot be formed?
(a) XeF2
(b) XeF4
(c) XeF6
(d) XeF3

Question 6
The gas obtained on heating iodoform with silver powder is
(a) Propane
(b) Ethane
(c) Ethyne
(d) Ethene

Question 7
Boiling point of ethyl alcohol is greater than diethyl ether due to
(a) Vander Waals forces
(b) London forces
(c) Polarity
(d) Hydrogen bonding

Question 8
In a face centred cubic lattice, atom ‘A’ occupies the corner positions and atom ‘B’ occupies the face centred positions. If one atom of ‘B’ is missing from one of the face centred points, the formula of the compound will be
(a) AB2
(b) A2B3
(c) A2B5
(d) A2B

Question 9
The standard reduction potential values of three metallic cations X, Y and Z are 0.52 V, – 3.03 V and -1.18 V respectively. The order of reducing power of the corresponding metals is
(a) Y > Z > X
(b) X > Y > Z
(c) Z > Y > X
(d) Z > X > Y

Question 10
If molality of the dilute solution of a non-volatile, non-dissociating and non-associating electrolyte is doubled, the value of molal elevation constant or Ebullioscopic constant (Kb) will be
(a) doubled
(b) halved
(c) tripled
(d) unchanged

Question 11
Extraction of zinc from zinc blende is achieved by
(a) Electrolytic reduction
(b) Roasting, followed by reduction with carbon
(c) Roasting, followed by reduction with another metal
(d) Roasting, followed by self-reduction

Question 12
The most powerful oxidizing agent is
(a) Fluorine
(b) Chlorine
(c) Bromine
(d) Iodine

Question 13
During the course of SN1 reaction, the intermediate species formed is
(a) A free radical
(b) A carbanion
(c) A carbocation
(d) An intermediate complex

Question 14
Which type of defect has the presence of cations in the interstitial sites?
(a) Schottky defect
(b) Vacancy defect
(c) Frenkel defect
(d) Metal deficiency defect

Question 15
Reaction between acetone and methyl magnesium chloride, followed by hydrolysis will give
(a) tert-butyl alcohol
(b) iso-butyl alcohol
(c) iso-propyl alcohol
(d) sec-butyl alcohol

Download ICSE Class XII Chemistry Question Paper

Download ICSE Chemistry Semester – 1 Class XII Question Paper Here :
https://www.pdfquestion.in/uploads/pdf2022/2che2sem1.pdf

Download ICSE Chemistry Semester – 2 Class XII Question Paper Here :
https://www.pdfquestion.in/uploads/pdf2022/2che2sem2.pdf