11th Class FSc Part 1 Chemistry Chapter Wise Online MCQ Test With Answer PDF

Chemistry Fsc Part 1 Online Test

Sr. #	Questions	Answers Choice
1	For a given process, the heat chagnes of constant pressure and at constant volume are related to each other as.	qp= qv qp<qv qp>qv None of these
2	In endothermic reactions, the heat content of the.	Products is more than that of reactants. Reactants is more than that of products Both a and b Reactants and products are equal
3	If an endothermic reaction is allowed to take place very rapidly i the air, the temperature fo the surrounding air.	Remains constant Increase Decrease Remain unchanged
4	Percentage ionic character of HF is.	100% 80% 43% 57%
5	______ Molecule has zero dipole moment.	CO H2S SO2 CH4
6	Dipole Moment of H2O is.	1.61 D 1.85 D 0.95 D 1.49 D
7	Which of the hydrogen halide has the highest percentage of ionic character.	HCl HBr HF HI
8	The molecule having zero dipole moment is.	NH3 CHCl3 H2O BF3
9	Which molecule has sG2 hybridization.	CH4 C2H4 C2H2 C2H5
10	The carbon atom is C2H4 is.	sp3 hybridized sG2 hybridized Sp hybridized dsG2 bybridized
11	Dipole moment of CO2 is.	1.25 D 1.85 D 3.1 D Zero
12	Molecule in which the distance between two carbon atoms in the largest is.	C2H6 C2H4 C2H2 C6H6
13	The H - H Bond energy in KJ mole -1 is.	346 436 463 336
14	Which of the following has highest percentage ionic character.	HCl HF HBr HI
15	Forces of attraction between He atoms are.	Hydrogen bonding London forces Debye forces Ion dipole forces
16	Which of the following species has unpaired electrons in anti bonding molecular orbitals	O2 N2 B2 F2
17	The number of bonds in oxygen molecules.	One sigma and One pi One sigma and two Pi Three sigma only Two sig and two pi

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