Free Printable chemical reaction quiz

Worksheets

chemical reaction quiz

Total questions: 10

Worksheet time: 5mins

Name

Class

Date

The chemical equations are balance to satisfy :

Law of conservation of momentum

Law of conservation of mass

Law of conservation of motion

Law of conservation of magnetism

What does the symbol of 'aq' represents in a chemical reaction?

Aqifer

Aquaria

Aqueous

Aquatic

Which of the following is an endothermic reaction?

Respiration

Slacking of lime

Formation of carbon monoxide

Formation of nitrogen monoxide

Which of the following is an exothermic reaction?

Electrolysis of water

Photosynthesis

Burning of methane

Decomposition of calcium carbonate

The compound 'calcium hydroxide' is known as :

Lime

Quicklime

Slacked lime

Lime water

Precipitate formed during any chemical reaction occurs in which state?

Solid

Liquid

Gaseous

Plasma

Which gas is evolved when sodium carbonate reacts dilute hydrochloric acid?

Carbon monoxide

Carbon dioxide

Chlorine

Sodium oxide

Which gas is evolved when zinc is added to dilute sulphuric acid?

Hydrogen

Oxygen

Sulphur dioxide

Sulphur trioxide

The following reaction is an example of a 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g)(i) displacement reaction (ii) combination reaction (iii) redox reaction (iv) neutralisation reaction

(i) and (iv)

(ii) and (iii)

(i) and (iii)

(iii) and (iv)

10.

The first part of a balanced chemical equation is shown: H₂SO₄ + 2NaOH → ________. In order for this equation to be balanced, how many hydrogen (H) atoms must be present in the products?

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chemical reaction quiz

Total questions: 10

Worksheet time: 5mins

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