Past Papers MCQs Chemistry 12th Class Unit 2 With Answer Keys

past papers mcqs chemistry

Past papers MCQs chemistry Fsc part 2 with answer keys. Solved MCQs of s Block elements from previous papers of intermediate Boards. Board of Lahore, Gujranwala, Bahawalpur, Multan, Dgkhan, Faisalabad, Rawalpindi, AJK Board.

Past Papers MCQs Chemistry 12th Class Unit 2

s-Block Elements

MULTIPLE CHOICE QUESTIONS (MCQ’s) (From Previous Board Papers 2014-2015-2016-2017-2018)
Elements of group IIA are called: (FBD. GI, 2014)
(A) Alkali metals
(B) Alkaline earth metals
(C) Coinage metals
(D) Halogens

The word alkali is derived from which language? (RWP. GI, 2016)
(A) Arabic
(B) Greek
(C) French
(D) German

Which one does not belong to the alkaline earth metals? (GRW. GI, 2014)
(AJK. GI, GRW. GII, GRW.GI, FBD. GI, MLN. GI, 2015) (FBD. GI, LHR. GI, 2017) (MLN. GI&GII, 2016) (FBD, SGD. GII, 2018)
(A) Be
(B) Ba
(C) Ra
(D) Rn

2nd Year Chemistry MCQs:

Natron has the chemical formula: (DGK. GII, 2016)
(A) NaNO3
(B) KNO2
(C) CaCO3
(D) Na2CO3 H2O

Dolomite is a carbonate of: (DGK. GII, 2016)
(A) Be
(B) Mg
(C) Na
(D) Ba

The element cesium bears resemblance with: (SGD. GI, 2015)
(A) Ca
(B) Cr
(C) Both
(D) None

The mineral CaSO4 2H20 has the general name: (LHR. GI, SGD. GI, FBD. GI, 2016) (MLN. 2018)
(A) Dolomite
(B) Gypsum
(C) Calcite
(D) Epsom salt

Point out the element which forms super oxide: (LHR. GII, 2016)
(A) Li
(B) Na
(C) K

Which metal oxide is insoluble in water? (SGD. GI, 2014)
(A) MgO
(B) CaO
(C) Sro
(D) BaO

Down’s cell is used to prepare:
(A) sodium carbonate
(B) sodium bicarbonate
(C) sodium metal
(D) sodium hydroxide

12th Chemistry Chapter 2 Solved MCQs:

The most metallic element from the following is: (MLN. GII, 2017)
(B) Oxygen
(C) Antimony
(D) Bismuth

The milk of magnesia is used for the treatment of: (BWP. GI, 2014)
(A) Basicity
(B) Rancidity
(C) Acidity
(D) Jaundance

which is the least reactive of all the alkali metals? (LHR. GI, 2014)
(B) Na
(D) Cs

In Down’s cell CaCl2 is added to NaCl to: (RWP. GII, 2017)
(A) Increase solubility
(B) Increase the dissociation
(C) Increase conductivity
(D) Lower its melting point

Nelson’s cell is used to prepare (SWL. GI, 2014)
(B) Na2CO3
(C) Na metal
(D) NaCl
(A) Arsenic

Which element is deposited at the cathode during the electroly

cell? (FBD. GII, 2014) (DGK. GI, 2015) (BWP. GII, MLN. GII, 2017) (SGD. GI, 2018)
(A) H2
(B) Ba

The ore CaSO4.2H20 has the general name: (SGD. GII, MLN. GI, 2017) (MLN. 2018)
(A) gypsum
(B) dolomite
(C) calcite
(D) Epsom salt

Sample MCQs 2nd Chemistry past papers:

Does Chile’s saltpeter have a chemical formula? (RWP. GI, 2014) (DGK. GI, LHR. GI&GII, 2015)
(DGK. GI&GII, 2017)
(A) NaNO3
(B) KNO2
(C) Na2B404
(D) Na2CO3.H20

Down’s cell is used to prepare. (GRW. 2018)
(A) sodium hydroxide
(B) sodium metal
(C) sodium carbonate
(D) sodium bicarbonate

Which one of the following elements is not an alkali metal? (АЈК. 2018)
(A) Na
(B) Sr
(C) Cs
(D) Fr

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