chemistry test by Pro geniusstudets

Chemistry – Test 2

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Posted: 12 Jul, 2025

🔬 Forces Chemistry Quiz – Test 2

Welcome to the second quiz in our Chemistry series, crafted for candidates preparing for Pakistan Army, Navy, and Air Force entry tests. This test is ideal for assessing your grasp of essential topics like chemical bonding, atomic structure, reactions, periodic trends, and acids-bases.

📘 Why Take This Quiz?
This quiz helps identify weak spots, strengthens your understanding of tricky concepts, and enhances speed and accuracy for real exam conditions. Each MCQ reflects the type of questions often found in initial military selection tests.

📊 Quiz Overview:
✅ Total Questions: 50
⏱️ Time Limit: 18 minutes (approx. 22 seconds per question)
🎯 Passing Criteria: 50%

👉 Take the challenge now and level up your chemistry prep!

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Chemistry Test 2

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1 / 50

Diamond is not a good conductor of electricity because there is......

2 / 50

When milk of magnesia reacts with acetic acid it produces?

3 / 50

Carboxylic acids are also called........?

4 / 50

Carbon atoms of diamond are?

5 / 50

Depletion of the ozone layer is caused due to?

6 / 50

D-block elements are also called as ?

7 / 50

The correct order of electronegativity is?

8 / 50

Electronic configuration of alkaline earth element is ?

9 / 50

The molar volume of CO2 is maximum at?

10 / 50

When base reacts with the non-metal oxide?

11 / 50

Iodine has?

12 / 50

The amount of heat required to vaporize one mole of a liquid at its boiling point is called?

13 / 50

Which of the species is not paramagnetic?

14 / 50

Hybridization of OXYGEN in H2O is.....?

15 / 50

The list which contains only elements is?

16 / 50

If absolute temperature of a gas is doubled and the pressure is reduced to one half the volume of gas will?

17 / 50

Baking powder is?

18 / 50

Find the fraction of the total pressure exerted by hydrogen if it is mixed with ethane in an empty container at 25°C.

19 / 50

The ionization energy of Hydrogen is?

20 / 50

In CO2 the OXYGEN=16g/mol the no. of moles of CARBON =.........

21 / 50

Atomic radius can be determined by?

22 / 50

__________is study about energy of a chemical system?

23 / 50

The element of the group IIA are called:

24 / 50

Brine is used for industrial production of ?

25 / 50

Which block of elements are known as transition elements?

26 / 50

Oxidation number of Sodium is ______?

27 / 50

Valency of carbon is:

28 / 50

Acetylene is oxidized by KMnO, to form?

29 / 50

Structural formula of cycloalkane is.....?

30 / 50

Which of the following enzymes converts maltose to glucose?

31 / 50

Catalytic activity of Ketones gives......?

32 / 50

Neutron was discovered by Chadwick in?

33 / 50

Photochemical smog normally does not contain?

34 / 50

Find the temperature at which the rate of effusion of N₂ is 1.625 times to that of SO₂ at 500°C.

35 / 50

In Dry cell, Cathode is made up of _______ ?

36 / 50

Catalytic activity of Aldehydes gives......?

37 / 50

The oxidation state of nickel in [Ni(CO)₄] is:

38 / 50

The ratio of the water molecule in plaster of Paris and gypsum is?

39 / 50

All of the following substances are crystalline except?

40 / 50

Hydroxide ion in water is.....?

41 / 50

1 calorie = ______ joules?

42 / 50

The energy obtained from electric cells and batteries as a result of a chemical reaction is called?

43 / 50

Which of the compounds can exist together?

44 / 50

The velocity of photon is?

45 / 50

When ethyne is passed through a red hot iron tube.

46 / 50

Maximum number of electron that accumudate in a sheel......?

47 / 50

At equilibrium,the amount of product and reactant becomes........?

48 / 50

The splitting of a spectral lines into two or more components of slightly
different frequency when the light source is place in a magnetic field is known
as.....?

49 / 50

H2SO4 is a/an:

50 / 50

Most abundant element in earth's crust is:

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