Chemistry Objective Group 2 Inter Part 2 Past Paper 2014 Lahore Board

Chemistry Objective Group 2 Inter Part 2 Past Paper 2014 Lahore Board

Inter Part 2 Lahore Board 2014

Chemistry Paper II Objective Type

Time: 20 Minutes       Marks: 17

Group II

Note: Four possible, answers A, B, C and D to each question are given. The choice which you think is correct, fill that circle in front of that question with Marker or Pen ink. Cutting or filling two or more circles will result in zero mark in that question.

  • Period V in modern periodic table contains how many elements

(A) 32

(B) 18

(C) 10

(D) 8

  • Elements of group IA are called

(A) Alkali metals

(B) Metalloids

(C) Alkaline earth metals

(D) Coinage metals

  • Chile saltpetre has the chemical formula

(A) NaNO3

(B) KNO3

(C) Na2B4O7

(D) Na2CO3 H2O

  • Tincal is a mineral of

(A) A C

(B) B

(C) Si

(D) C

  • The brown gas formed when metal reduces HNO3 is

(A) N2O5

(B) N2O3

(C) NO2

(D) NO

Which is the strongest acid?


(B) HCℓO2

(C) HCℓO3

(D) HCℓO4

  • The color of transition metal complexes is due to

(A) d-d transitions of electrons

(B) Paramagnetic nature of transition elements

(C) Ionization

(D) Loss of s-electrons

  • Vital force theory was rejected by

(A) G.N.Lewis

(B) FriedrickWohler

(C) Scientist of 20th Century

(D) Greek Philosophers

  • Synthetic rubber is made by polymerization of

(A) Chloroform

(B) Acetylene

(C) Divinyl acetylene

(D) Chloroprene

  • Aromatic hydrocarbons are the derivatives of

(A) Normal series of paraffins

(B) Alkene

(C) Benzene

(D) Cyclohexane

  • Which of the following reacts with Grignard’s reagent to give primary alcohols?

(A) Epoxide

(B) Peroxide

(C) Super oxide

(D) Hydrogen oxide

  • Which compound shows maximum hydrogen bonding with water


(B) C2H5OH

(C) CH3-O-CH3

(D) C6H5OH

  • Which of the following reagents will react with both aldehydes and ketones?

(A) Grignard’s reagent

(B) Tollen’s reagent

(C) Fehling’s reagent

(D) Benedict’s reagent

  • Acetic acid is manufactured by

(A) Distillation

(B) Fermentation

(C) Ozonalysis

(D) Esterification

  • The reaction between fat and NaOH is called

(A) Esterification

(B) Hydrogenolysis

(C) Fermentation

(D) Saponification

  • The number of zones through which the charge passes in a rotary kiln is

(A) 4

(8) 3

(C) 2

(D) 5

  • Ecosystem is a smaller unit of

(A) Biosphere

(B) Lithosphere

(C) Atmosphere

(D) Hydrosphere

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