Chemistry 10 Past Papers 2019 MCQs Tests

Federal Board, FBISE Chemistry 10 MCQs Tests of 2019 Past Papers are available on this page. There are two Chemistry papers conducted in 2019, the one is taken within Pakistan and the second paper is an overseas paper. MCQs Tests for both papers are given below. Chapter-wise MCQs Tests of Chemistry 10 are available HERE.

Past Paper 2019 (Local)
Practice MCQs Test

/12

5

Class 10 Chemistry
Past Paper 2019 (Local)
Practice MCQs Test

1 / 12

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

Solution becomes acidic

Solution becomes Basic

Solution becomes unpredictable

Solution becomes Neutral

2 / 12

Chemical formula of ammonium carbamate is:

{ NH }_{ 2 }CON{ H }_{ 2 }

{ NH }_{ 4 }N{ O }_{ 3 }

{ NH }_{ 2 }COON{ H }_{ 4 }

{ (NH }_{ 4 })_{ 2 }SO_{ 4 }

3 / 12

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

Aldehyde and Ketone

Alcohol

Phenol

Ketone

4 / 12

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

{ O }_{ 4 }

\frac { 1 }{ 2 } { O }_{ 2 }

{ O }_{ 3 }

{ O }_{ 2 }

5 / 12

Raffinose produces ______ units of simple sugars when hydrolyzed.

5

3

4

2

6 / 12

Which of the following process is reduction in nature?

Smelting

Floatation

Roasting

Grinding

7 / 12

Which of the following is a Lewis acid?

O{ H }^{ - }

B{ F }_{ 3 }

{ F }^{ - }

N{ H }_{ 3 }

8 / 12

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

{ mol } { dm }^{ -3 }

{ dm }^{ 3 }.{ mol }^{ -1 }

{ mol }^{ 2 }.{ dm }^{ -6 }

No units

9 / 12

The substance which fight against diseases in living organisms are:

Proteins

Lipids

Enzymes

Carbohydrates

10 / 12

Which of the following is an aldehyde?

{ CH }_{ 3 }COOH

{ CH }_{ 3 }{ CH }_{ 2 }CHO

{ C }_{ 6 }{ H }_{ 5 }OH

{ CH }_{ 3 }{ COCH }_{ 3 }

11 / 12

Each DNA nucleotide consists of:

4 components

3 components

5 components

2 components

12 / 12

Permanent hardness of water can be removed by:

Ion exchange method

Boiling

Cooling

Clark’s method

Your score is

LinkedIn Facebook Twitter VKontakte

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback

Past Paper 2019 (Overseas)
Practice MCQs Test

/12

4

Class 10 Chemistry
Past Paper 2019 (Overseas)
Practice MCQs Test

1 / 12

For which reaction Kc has NO units?

{ N }_{ 2 }+3{ H }_{ 2 }\rightleftharpoons 2N{ H }_{ 3 }

2N{ O }_{ 2 }\rightleftharpoons { N }_{ 2 }{ O }_{ 4 }

2ICl\rightleftharpoons I_{ 2 }+{ Cl }_{ 2 }

PC{ l }_{ 5 }\rightleftharpoons PCl_{ 3 }+{ Cl }_{ 2 }

2 / 12

Which compound has two halogen atoms on adjacent carbon atoms?

Alkyle halide

Ether

Ester

Vicinal dihalide

3 / 12

The word vitamin was first used by:

Casmir Funk

C. Eijkman

Francis Crick

F.G. Hopkins

4 / 12

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

Neutral

Basic

Unpredictable

Acidic

5 / 12

The linkage which joins two amino acids is called:

Covalent Bond

Metallic Bond

Peptide Bond

Ionic Bond

6 / 12

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

H

N

{ BF }_{ 3 }

B

7 / 12

Formic acid contains _______ functional group.

−CO−

−CHO

−OH

−COOH

8 / 12

The volumetric ratio between hydrogen and oxygen in water is:

1:08

2:01

3:01

2:02

9 / 12

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

Aldehyde

Ketone

Alkene

Alkane

10 / 12

Identify the compound responsible for acid rain:

Vicinal dihalide

Glyoxal

Sulphur dioxide

Chlorofluorocarbons

11 / 12

Percentage of nitrogen in urea is:

46.6

35

21.2

80

12 / 12

Halite is an ore of:

Zinc

Iron

Sodium

Copper

Your score is

LinkedIn Facebook Twitter VKontakte

0%

Restart quiz

Please rate this quiz and give your feedback.

Send feedback