We have made FBISE Class 10 Chemistry Grand MCQs Tests for students. All the MCQs are taken from Past Papers and only reduced syllabus MCQs are selected. Chapterwise MCQs Tests are also available.


Chemistry 10 Grand MCQs Test 1

10

Class 10 Chemistry
Past Papers MCQs Grand Test 1

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Disorders of Red blood cells is caused due to the deficiency of:

2 / 82

The general formula for Amines is:

3 / 82

What per cent of alkaline aqueous solution of KMnO_{ 4 } is used to detect the presence of an Alkene?

4 / 82

Which of the following catalysts is used to form NH3 gas from Nitrogen & Hydrogen gas?

5 / 82

Raffinose ({ C }_{ 18 }{ H }_{ 32 }{ O }_{ 16 }) on hydrolysis forms ______ simple sugars.

6 / 82

Lowest temperature in stratosphere is:

7 / 82

When H^{ + } < 1 × [katex]10^{ -7 }[/katex] M, then solution will be:

8 / 82

Nitrogen dioxide is synthesized according to the given equilibrium.
2NO_{ (g) }+O_{ 2(g) }\rightleftharpoons 2N{ O }_{2 (g) }
The unit of Kc, for this reaction is:

9 / 82

Green colour in firework is produced by the use of: (Example 10.4 P-35)

10 / 82

Which is not a dextrose sugar?

11 / 82

Which product is obtained when chloromethane (or methyl chloride) is reduced?

12 / 82

Which of the following substance reacts with to produce ethyleneglycol?

13 / 82

Which of the following reaction will not have any units for 𝐾𝑐?

14 / 82

Raffinose ({ C }_{ 18 }{ H }_{ 32 }{ O }_{ 16 }) on hydrolysis forms ______ simple sugars.

15 / 82

What happens when ammonium carbamate is distilled with steam?

16 / 82

Formic acid contains functional group:

17 / 82

Which of the following Salts causes temporary hardness in water?

18 / 82

Which process produces an alkane?

19 / 82

Which is used for dehydro-halogenation?

20 / 82

Consider the following reaction,
H_{ 2 }O+HCl\rightleftharpoons { H }_{ 3 }{ O }^{ + }+{ Cl }^{ - } ,
which species is an electron pair acceptor in this reaction?

21 / 82

Which of the following is a Lewis base?

22 / 82

Complete the following reaction:
CH\equiv CH+{ H }_{ 2 }\xrightarrow [ Ni ]{ 200-300^{ O }C } _____________

23 / 82

Kwashiorkor is a disease caused by an extreme lack of:

24 / 82

_________ is used to make liquid soap and shaving cream.

25 / 82

Which process produces an Alkane?

26 / 82

In an irreversible reaction equilibrium is:

27 / 82

Hydrogen is added to Propene according to the following equation:
C{ H }_{ 3 }CH={ CH }_{ 2 }+{ H }_{ 2 }\rightarrow { 200-300^{ O }C } { CH }_{ 3 }-{ CH }_{ 2 }-{ CH }_{ 3 }
Which of the following catalysts is used for this reaction?

28 / 82

The formula of Halite is:

29 / 82

Which compound is not a saturated hydrocarbon?

30 / 82

Which of the following is used to remove permanent hardness in water?

31 / 82

The disease caused due to the deficiency of Vitamin D is:

32 / 82

Which of the following is NOT a water-borne disease?

33 / 82

PbS is the formula of:

34 / 82

Which of the following is an Ether?

35 / 82

The emission of 𝐶𝑂, 𝑁𝑂 and unburned hydrocarbons can be reduced by using:

36 / 82

Which product is obtained when chloromethane is reduced?

37 / 82

Highest temperature in Mesosphere is:

38 / 82

A double arrow (\rightleftharpoons ) indicates.

39 / 82

Which is used for dehydrohalogenation of Alkyl halides?

40 / 82

____________ causes breathing difficulties, asthma and eye irritation.

41 / 82

Which of the following is an ore of Aluminum?

42 / 82

Glucose is:

43 / 82

Which of the following is the chemical formula of Haematite?

44 / 82

Which human activity results in contamination of water bodies?

45 / 82

For a reversible reaction K = \frac { { [C] }^{ 2 } }{ [A][B] } . The correct product of above expression is:

46 / 82

Consider the following reaction,
H_{ 2 }O+HCl\rightleftharpoons { H }_{ 3 }{ O }^{ + }+{ Cl }^{ - } ,
which species is an electron pair acceptor in this reaction?

47 / 82

Which substance is used as antacid and laxative?

48 / 82

Active mass means ____________.

49 / 82

On boiling temporary hard water, the substance which is settled down is:

50 / 82

Which of the following is a water soluble vitamin?

51 / 82

N{ H }_{ 3 } cannot be classified as a base by:

52 / 82

The functional group of Amines is

53 / 82

What is the concentration of { H }^{ + } ion in the milk of magnesia?

54 / 82

Stem "But" stands for how many carbon atoms?

55 / 82

In the following reaction which species is donating an electron pair?
{ NH }_{ 3 }+{ BF }_{ 3 }\rightarrow { H }_{ 3 }N-{ BF }_{ 3 }

56 / 82

Which coloured solution is produced, when Ketones are mixed with alkaline sodium nitro-prusside solution?

57 / 82

Compound of _________ helps to ensure antiseptic conditions in hospitals operating rooms.

58 / 82

The temperature inside a green house can be higher than the outside temperature.

59 / 82

Which of the following is not the macroscopic characteristic of forward reaction?

60 / 82

Lowest temperature in stratosphere is:

61 / 82

By dehydration, we mean the removal of:

62 / 82

__________ is used to manufacture urea fertilizer.

63 / 82

What is the percentage of Nitrogen in Ammonium sulphate { (NH }_{ 4 })_{ 2 }{ SO }_{ 4 }?

64 / 82

Which of the following is a Lewis Base?

65 / 82

Which of the following is not a water borne disease?

66 / 82

In the following reaction which species is donating an electron pair?
{ NH }_{ 3 }+{ BF }_{ 3 }\rightarrow { H }_{ 3 }N-{ BF }_{ 3 }

67 / 82

What is the unit of equilibrium constant for N2 (g) + O2 (g) ⇔ 2NO(g) ?

68 / 82

Formic acid contains functional group:

69 / 82

Which is reddish brown gas?

70 / 82

Which of the following is the chemical formula of Gypsum?

71 / 82

Sulphur Trioxide is prepared according to the following reaction:
2SO_{ 2(g) }+O_{ 2(g) }\rightleftharpoons 2S{ O }_{ 3(g) }
The condition of this reaction is:

72 / 82

Which is an alcohol?

73 / 82

Which of the following reacts explosively with methane?

74 / 82

The separation of mineral from gangue is called concentration. Which of the following methods is used for concentration?

75 / 82

What is the chemical formula of slaked lime?

76 / 82

Raffinose ({ C }_{ 18 }{ H }_{ 32 }{ O }_{ 16 }) is a:

77 / 82

Which of the following diseases is caused due to the deficiency of vitamin-A?

78 / 82

Galena is the ore of _________ metal.

79 / 82

Which of the following is the functional group of amine?

80 / 82

Chalcopyrite is the ore of:

81 / 82

The general formula of alkynes is:

82 / 82

A drain cleaner solution contains 1.0 × { 10 }^{ -8 }M, { OH }^{ - } concentration. This solution is:

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Chemistry Grand MCQs Test 2

7

Class 10 Chemistry
Past Papers MCQs Grand Test 2

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Which of the following is not a source of starch?

2 / 82

Raffinose ({ C }_{ 18 }{ H }_{ 32 }{ O }_{ 16 }) is a:

3 / 82

Formic acid contains functional group:

4 / 82

Which of the following causes brain damage in children?

5 / 82

Marble buildings and statues are destroyed by acid rain due to reaction of Sulphuric acid with:

6 / 82

Which of the following is used as raw material for Solvay process?

7 / 82

What is the unit of equilibrium constant for
{ N }_{ 2 }+{ O }_{ 2 }\rightleftharpoons 2N{ O }_{ 2 }

8 / 82

Reduction of Ethylchloride ({ C }_{ 2 }{ H }_{ 5 }Cl) produces.

9 / 82

What are the units of Kc for
{ N }_{ 2(g) }+{ O }_{ 2(g) }\rightleftharpoons 2{ N }{ O }_{ 2(g) } ?

10 / 82

Pitch is produced by:

11 / 82

For a reversible reaction
K_{ C }=\frac { [HI]^{ 2 } }{ [{ H }_{ 2 }][{ I }_{ 2 }] }
which substance is product of the reaction?

12 / 82

Colour of methyl red in solution of pH=9 is:

13 / 82

Which of the following is evolved during the ripening of fruits and vegetables?

14 / 82

Which of the following is used as domestic fuel?

15 / 82

Percentage of nitrogen in urea is:

16 / 82

Which scientist proposed the law of mass action?

17 / 82

Each DNA nucleotide consists of:

18 / 82

The word vitamin was first used by:

19 / 82

What will happen if [O{ H }^{ - }] increases?

20 / 82

Which of the following is used as jet fuel?

21 / 82

In an irreversible reaction, equilibrium is:

22 / 82

Which of the following is used for dehydrohalogenation of alkyl halides?

23 / 82

Which one of the following vitamins is fat soluble?

24 / 82

In which of the following hydrocarbons, oxygen is attached to two alkyl groups?

25 / 82

Raffinose produces ______ units of simple sugars when hydrolyzed.

26 / 82

Which of the following is a heterocyclic compound?

27 / 82

In the given reaction which species is donating an electron pair?
{ NH }_{ 3 }+{ BF }_{ 3 }\rightarrow { H }_{ 3 }N-{ BF }_{ 3 }

28 / 82

Which of the following is used as raw material for preparation of urea?

29 / 82

Permanent hardness of water can be removed by:

30 / 82

In which of the following compounds, oxygen is attached to two alkyl groups?

31 / 82

___________ is used to make rectified spirit by fermentation process

32 / 82

The atmospheric layer that has the temperature range of −5 °C to −93°C is:

33 / 82

The unit of Kc for a reaction with equal number of moles of reactants & products is:

34 / 82

Most of air pollution is caused by:

35 / 82

Which of the following is a Lewis acid?

36 / 82

n-pentane: iso-pentane and neo pentane are having different:

37 / 82

Identify molecule produced when electrical discharges pass through oxygen in air:

38 / 82

At equilibrium state of a reversible reaction:

39 / 82

Which of the following is responsible for acid rain?

40 / 82

Plants convert glucose into:

41 / 82

Which of the following is a Lewis base?

42 / 82

What is the colour of phenolphthalein in acidic medium?

43 / 82

Which of the following process is reduction in nature?

44 / 82

Which of the following cannot be classified as Arrhenius acid?

45 / 82

Which of the following is used as Antacid?

46 / 82

Chemical formula of ammonium carbamate is:

47 / 82

Formic acid contains _______ functional group.

48 / 82

Acid rain has pH less than:

49 / 82

Halite is an ore of:

50 / 82

__________ is used for artificial ripening of fruits.

51 / 82

If an alkane is having '5’ carbon atoms then the number of Hydrogen atoms in this alkane will be:

52 / 82

Which of the following is used for ripening of fruits?

53 / 82

Baeyer’s test is used to detect the presence of:

54 / 82

Which of the following is a heterocyclic compound?

55 / 82

The pH of Lemon juice is ‘2’. The { H }^{ + } ion concentration { H }^{ + } in the lemon juice is:

56 / 82

The reduction of alkyl halides takes place in the presence of:

57 / 82

The formula of ammonium carbamate is:

58 / 82

Phenol gives _______ ppt with bromine water.

59 / 82

Which of the following is an aldehyde?

60 / 82

For a general reaction 2A + B \rightleftharpoons 2C + D the rate of forward reaction will be equal to:

61 / 82

Which process produces an alkane?

62 / 82

For which reaction Kc has NO units?

63 / 82

Which of the following is not a waterborne disease?

64 / 82

Which compound has two halogen atoms on adjacent carbon atoms?

65 / 82

Which one is not an air pollutant?

66 / 82

The general formula of alkane is:

67 / 82

Fehling’s solution is used to determine the presence of:

68 / 82

Which of the following does not happen, when a system is at equilibrium state?

69 / 82

Which of following reacts with concentrated alkaline KMn{ O }_{ 4 } to produce oxalic acid?

70 / 82

At what pH does Phenolphthalein change its colour?

71 / 82

Identify the compound responsible for acid rain:

72 / 82

Which of the following acids is used in the manufacturing of many chemicals, drugs, dyes, paints and explosives?

73 / 82

Which of the following layers contains ozone gas?

74 / 82

Which of the following is a homocyclic compound?

75 / 82

Which one of the followings is insoluble in water?

76 / 82

For a reversible reaction Kc = \frac { { [C] }^{ 2 } }{ [A][B] } . The correct equation of above expression is:

77 / 82

What is the colour of methyl red in basic solution?

78 / 82

Which of the followings is not a waterborne disease?

79 / 82

The gastric juice has pH= 1 It means a ___________________ solution.

80 / 82

Ultraviolet radiations are absorbed by ozone in the stratosphere, that is why:

81 / 82

Chemical formula of Slaked lime is:

82 / 82

By dehydration we mean the removal of:

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