PPSC Chemistry Full Book Test

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  • Chapter NameAtomic Structure and Quantum Chemistry
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PPSC Chemistry Full Book Test

  • Total Questions30

  • Time Allowed30

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PPSC Chemistry Full Book Test

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Question # 1

The most suitable method of separation in mixture of o-and p- nitrophenol is.

Question # 2

Most commercial glasses consist of

Question # 3

Which of the following reacts with excess oxygen to form a normal oxide.

Question # 4

The rays emitted by the cathode in a gas discharge tube under low pressure and high voltage of electricity are called cathode rays. Which of the following properties are not related to cathode rays.

Question # 5

In average composition of a good sample of cement the percentage of silica is.

Question # 6

Electron affinities of halogens are in the order.

Question # 7

Which of the following does not belong in the group of herocyclic dyes.

Question # 8

Atomic volume of C, N, O and F are in the order

Question # 9

The IUPAC name of HCOOCH3 is.

Question # 10

Which of the following can be used as drying agent of ammonia.

Question # 11

What do you call earth and stone missed with the iron oxide

Question # 12

Which of the following is not an androgen i.e. male sex hormones.

Question # 13

Which of the following statement is not correct with respect to radioactive pollutnats.

Question # 14

In XeF2 molecules, Xe atom undergoes hybridization

Question # 15

In which of the following species the bonds are non directional.

Question # 16

Mostly used solvents for ionic compounds.

Question # 17

Which one of the following ions is colourless.

Question # 18

Shows a regular increase on moving down the group form carbon to lead

Question # 19

The simplest formula of a compound containing 50% of element X

Question # 20

The rate constant for 3rd order reaction has the dimentions of.

Question # 21

What is prefix in steel identification means it is made in an electric furnaced.

Question # 22

Which of the following elements has the highest ionization energy.

Question # 23

Which of the following has the highest lattice energy

Question # 24

The number of electrons involved in bonding in Lewis structure of oxalate ion is

Question # 25

The concept is also known as proton donor acceptor system.

Question # 26

During the titration of weak acid against NaOH the conductance of the solution after the neutralization point.

Question # 27

Which of the following trace elements may be present in the particulate materials.

Question # 28

In whihc period, the element with least ionization enthalpy belong to

Question # 29

In extraction of iron, the furnace charge consists of iron ore, coke and limestone. The function of limestone is to act as.

Question # 30

Which of the following is not an organic precipitating agent.

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