Salts in Chemistry
Explore the world of salts, their formation, properties, and uses at a Grade 9 chemistry level.
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Salts in Chemistry
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following is the most common method for preparing a salt?
Precipitation reaction
Neutralization reaction
Combustion reaction
Decomposition reaction
2. What type of bond holds the ions together in an ionic salt?
Covalent bond
Metallic bond
Ionic bond
Hydrogen bond
1. Salts are compounds formed from the reaction of an acid and a .
2. Table salt, commonly known as sodium chloride, has the chemical formula .
3. The positive ion in a salt is called a , and the negative ion is called an .
1. All salts are soluble in water.
True
False
2. Salts always have a neutral pH when dissolved in water.
True
False
1. Describe two general properties of salts.
2. Explain how a neutral solution can be formed from a strong acid and a strong base.
Match each salt with its common use.
1. Sodium Chloride
a. Fertilizer
2. Calcium Carbonate
b. Food preservative
3. Potassium Nitrate
c. Antacid
Use the words below to complete the sentences.
1. Salts are composed of a positive and a negative .
2. When dissolved in water, many salts dissociate into ions and act as .