12th Class FSc Part 2 Chemistry Chapter Wise Online MCQ Test With Answer PDF

Chemistry Fsc Part 2 Online Test

Sr. #	Questions	Answers Choice
1	Which one is chlorous acid	HCIO HCIO<sub>2</sub> HCIO<sub>3</sub> HCIO<sub>4</sub>
2	Which is the strongest acid	HCIO HCIO<sub>2</sub> HCIO<sub>3</sub> HCIO<sub>4</sub>
3	The anhydride of HCIO₄is	CIO<sub>3</sub> CIO<sub>2</sub> Cl<sub>2</sub>O<sub>5</sub> Cl<sub>2</sub>O<sub>7</sub>
4	Which halogen will react spontaneously with Au(s) to produce Au³⁺	Br<sub>2</sub> F<sub>2</sub> I<sub>2</sub> Cl<sub>2</sub>
5	Hydrogen bond is the strongest between the molecules of	HF HCl HBr HI
6	Which one is perchloric acid	HClO HClO HClO<sub>3</sub> HClO<sub>4</sub>
7	Which is the second most abundant element in the universe	H He CO C
8	Which one of halogens is a liquid	F<sub>2</sub> Cl<sub>2</sub> Br<sub>2</sub> I<sub>2</sub>
9	Out of all the elements of groups VI-A the highest melting and boiling points is shown by the element	Te Se S Po
10	The brown gas formed when metal reduces HNO₃	N<sub>2</sub>O<sub>5</sub> N<sub>2</sub>O<sub>3</sub> NO<sub>2</sub> NO
11	Oxidation of NO in air produces	N<sub>2</sub>O N<sub>2</sub>O<sub>3</sub> N<sub>2</sub>O<sub>4</sub> N<sub>2</sub>O<sub>5</sub>
12	In group V-A elements the most electronegative elements is	Sb N P As
13	Out of all the elements of Group V-A the highest ionization energy is possessed by	N P Sb Bi
14	Which catalyst is used in contact process	Fe<sub>2</sub>O<sub>3</sub> V<sub>2</sub>O<sub>5</sub> SO<sub>3</sub> Ag<sub>2</sub>O
15	Maximum number of unpaired electrons is in	O<sub>2</sub> O<sub>2</sub><sup>+</sup> O<sub>2</sub><sup>-</sup> O<sub>2</sub><sup>2-</sup>
16	What is %age of calcium phosphate in bone ash	20 40 80 60
17	Gold dissolves in "Aqua Regia" due to formation of Halide. Point out correct halide	AuF<sub>3</sub> AuCl<sub>3</sub> AuBr<sub>3</sub> AuI<sub>3</sub>

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