2nd Year Chemistry Solved MCQs Pdf Unit 3 Past Papers

2nd year chemistry solved MCQs from past papers of Fsc. GROUP IIIA and Group IVA Elements MCQs from past papers of Intermediate Boards Lahore, Gujranwala, Multan, Bahawalpur, Faisalabad, Rawalpindi, Federal Board, and AJK Board.

2nd Year Chemistry Solved MCQs Unit 3

(From Previous Board Papers 2014-2015-2016-2017-2018)
Which of the following is non-metal?
(A) B
(C) Ga
(D) Tin
(B) AI

The chief ore of aluminium is: (GRW.GI, RWP. GI, 2014) (LHR. GI, SGD. GI, BWP. GI, GRW.GIL, (FBD. GI, SGD. GI, 2016) (DGK, GII, 2017) (AJK. 2
(A) Na3AlF6
(B) Al2O3.2H20
(C) Al2O3
(D) Al2O3.H20

Tincal is a mineral of: (FBD. GII, MLN. GII, BWP. GI, 2014) (MLN. GII, LHR. GI, FBD. GI, SWL GI, (GRW.GI, RWP. GII, 2017) (LHR. GI, RWP, DGK, 29
(A) AC
(C) Si

Kaolin is a mineral of:
(A) Carbon
(B) Magnesium
(C) Silicon
(D Aluminium

The chemical composition of colemanite is: (SGD. GI, 2014) (BWP. GII, 2017) (FBD.
(A) CaB.00.5H20

(B) CaB,07. 4H20

(C) Na B.07.4H20

(D) CaNaB:09.8H,0
The aqueous solution of Borax: (SWL. GI, 2014) (GRW.GII, 2
(A) Acidic
(B) alkaline
(C) Amphoteric
(D) manual

Borax has the chemical formula: (BWP. GI,
(A) KNO3
(B) NaNO3
(C) Na2B4O7.10H20
(D) Na2CO3.H20

Which among the following belongs to group IVA of the periodic table: (RWP. GI,201
(A) B
(B) AI
(C) Ga
(D) Tin

Boric acid cannot be used: (LHR. GI, BWP. GI, 2014) (SGD. GI, 2015) (AJK. GI, 2016) (FBD. GI, 21 (BWP. GI, 2018
(A) As antiseptic in medicine
(B) For washing eyes
(C) In soda bottles
(D) For Enamels and Glazes

Which is used in the leather industry? (SWL. GI, 2014) (GRW. GII, 25
(A) Borax
(B) Boric acid
(C) Boric oxide
(D) Tetra Boric acid

Aluminium oxide is: (LHR. GI, 2014) (MLN. RWP. GI, BWP. GI, LHR. GII, 2015) (MLN. GII, SGD. G1, 2011 (SWL, BWP. GIL, 2018
(A) Acidic oxide
(B) Baric oxide
(C) Amphoteric oxide
(D) None of these

The element forms an ion with charge 3+: (MLN. GI, SGD. GII, 2015) (SGD, GIL, 2011
(A) Beryllium
(B) Aluminium
(C) Carbon
(D) Silicon

Aluminium reacts with nitrogen to form: (LHR. GI&GII DGK. GI, AJK. GI,2016
(B) Al N

metal is used in the Thermite process because of its reactivity: (GRW. GI, 2014) (MLN. GII, DGK, GI, RWP. GI, 2015)
(A) Iron
(B) Copper
(C) Aluminium

Which of the following has the highest boiling point?
(D) Zinc
(A) AL
(B) Si
(C) P
(D) S

Which one of the following is used in cosmetics?
(A) Tale
(B) Asbestos
(C) Sodium sulphate
(D) Aluminium Sulphate

(A) 1s2,2s2,2p0,352,3p!
(C) Al N3

Which electronic configuration corresponds to an element of group III-A of the Period (LHR, GII, 24
(B) 152,252,2p6,352,3p6,456

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