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Questions and Answers
What type of reaction is the formation of water from hydrogen and oxygen?
What type of reaction is the formation of water from hydrogen and oxygen?
- Synthesis reaction (correct)
- Single replacement reaction
- Decomposition reaction
- Double replacement reaction
Which of the following is a characteristic of an acid?
Which of the following is a characteristic of an acid?
- Turns blue litmus paper red (correct)
- Tastes bitter
- Reacts with metals to form hydrogen gas
- Has a pH greater than 7
What is the chemical formula for sodium chloride?
What is the chemical formula for sodium chloride?
- NaCl (correct)
- CO2
- H2O
- HCl
Study Notes
Chemical Reactions
- The formation of water from hydrogen and oxygen is an example of a synthesis reaction.
Acid Characteristics
- A characteristic of an acid is that it increases the concentration of hydrogen ions (H+) in a solution.
Chemical Formulae
- The chemical formula for sodium chloride is NaCl.
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Description
Test your knowledge of chemistry with this quiz about the chemical formula for sodium chloride, characteristics of acids, and types of chemical reactions. See how well you understand the basic concepts from the 15th chapter of the 9th SSC board science curriculum.
