Chemical reaction 01

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Chemical Reaction

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Sh. Mus

Singapur

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Froggy Jumps Chemical reaction 01Versión en línea Chemical Reaction por Sh. Mus 1 What are the products of the reaction of hydrochloric acid and potassium? a potassium chloride , water and hydrogen b potassium chloride and water c potassium chloride and hydrogen 2 Which of the following is not one of the products of a reaction between ammonium chloride and sodium hydroxide? a ammonia gas b carbon dioxide c sodium chloride 3 How does one test for the presence of carbon dioxide? a Bubble gas into sodium hydroxide solution and observe for white precipitate b Bubble gas into calcium hydroxide solution and observe for white precipitate c Using a lighted splint and observe for it to be extinguished with a pop sound 4 sodium hydroxide + nitric acid --> a sodium nitric + water b sodium nitrate + water c sodium nitrate + oxygen 5 An unknown solution turns blue litmus paper red. a The unknown solution is acidic. b The unknown solution is alkaline. c The unknown solution is neutral. 6 An unknown solution turns universal indicator green. What can be said about the unknown solution? a It is slightly acidic. b It is slightly alkaline. c It is neutral 7 calcium + sulfuric acid --> a calcium sulfate + hydrogen b calcium sulfate + sulfur dioxide c calcium sulfate + carbon dioxide + water 8 potassium carbonate + nitric acid --> a potassium nitrate + water b potassium nitrate + water + carbon dioxide c potassium nitrate + water + hydrogen gas 9 Which of the following is not a chemical reaction? a neutralisation b distillation c rusting 10 Which of the following is a chemical reaction? a combustion b sublimation c freezing 11 What can be expected from the reaction of copper and sulfuric acid? a no reaction as sulfuric acid is weak b hydrogen gas is released as metal is reacted with acid c no reaction as copper is not reactive 12 The products of a reaction are lithium nitrate, carbon dioxide and water. What are the reactants of this reaction? a lithium + carbonic acid b lithium hydroxide + nitric acid c lithium carbonate +nitric acid

Froggy Jumps

Chemical reaction 01Versión en línea

Chemical Reaction

por Sh. Mus

What are the products of the reaction of hydrochloric acid and potassium?

potassium chloride , water and hydrogen

potassium chloride and water

potassium chloride and hydrogen

Which of the following is not one of the products of a reaction between ammonium chloride and sodium hydroxide?

ammonia gas

carbon dioxide

sodium chloride

How does one test for the presence of carbon dioxide?

Bubble gas into sodium hydroxide solution and observe for white precipitate

Bubble gas into calcium hydroxide solution and observe for white precipitate

Using a lighted splint and observe for it to be extinguished with a pop sound

sodium hydroxide + nitric acid -->

sodium nitric + water

sodium nitrate + water

sodium nitrate + oxygen

An unknown solution turns blue litmus paper red.

The unknown solution is acidic.

The unknown solution is alkaline.

The unknown solution is neutral.

An unknown solution turns universal indicator green. What can be said about the unknown solution?

It is slightly acidic.

It is slightly alkaline.

It is neutral

calcium + sulfuric acid -->

calcium sulfate + hydrogen

calcium sulfate + sulfur dioxide

calcium sulfate + carbon dioxide + water

potassium carbonate + nitric acid -->

potassium nitrate + water

potassium nitrate + water + carbon dioxide

potassium nitrate + water + hydrogen gas

Which of the following is not a chemical reaction?

neutralisation

distillation

rusting

Which of the following is a chemical reaction?

combustion

sublimation

freezing

What can be expected from the reaction of copper and sulfuric acid?

no reaction as sulfuric acid is weak

hydrogen gas is released as metal is reacted with acid

no reaction as copper is not reactive

The products of a reaction are lithium nitrate, carbon dioxide and water. What are the reactants of this reaction?

lithium + carbonic acid

lithium hydroxide + nitric acid

lithium carbonate +nitric acid

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Chemical reaction 01Versión en línea

por Sh. Mus

What are the products of the reaction of hydrochloric acid and potassium?

Which of the following is not one of the products of a reaction between ammonium chloride and sodium hydroxide?

How does one test for the presence of carbon dioxide?

sodium hydroxide + nitric acid -->

An unknown solution turns blue litmus paper red.

An unknown solution turns universal indicator green. What can be said about the unknown solution?

calcium + sulfuric acid -->

potassium carbonate + nitric acid -->

Which of the following is not a chemical reaction?

Which of the following is a chemical reaction?

What can be expected from the reaction of copper and sulfuric acid?

The products of a reaction are lithium nitrate, carbon dioxide and water. What are the reactants of this reaction?