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ACIDS, BASES, and SALTS.

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Presentation on theme: "ACIDS, BASES, and SALTS."— Presentation transcript:

1 ACIDS, BASES, and SALTS

2 What is an ACID? By the Arrhenius definition, an acid is a compound that – when dissolved in water -dissociates and produces _______________________ ion(s) and anion(s)

3 Acids taste ________________

4 For this year, you can identify a compound as an acid if the formula begins with __________________. Write HCl as dissociated

5 Concentrated acids are dangerous!

6 What is an BASE? By the Arrhenius definition, a base is a compound that – when dissolved in water - dissociates and produces _______________________ ion(s) and cation(s)

7 Bases taste ______________ and feel ______________

8 Arrhenius bases can be identified as ionic compounds that contain _________________________. Write NaOH as dissociated.

9 Some other compounds are bases by the Bronsted-Lowry definition of bases. This definition is that a base is a ________________________ acceptor. The only one of these you need to know is

10 Strong bases are dangerous!

11 What happens when you mix an acid and a base together
What happens when you mix an acid and a base together? __ HCl + __ NaOH → __ __

12 What general type of reaction is this? This is also called an

13 The products of an acid + a base are ___________________ and a salt
The products of an acid + a base are ___________________ and a salt. A salt is defined as a _____________ from a base + an ____________ from an acid. Most _______________ compounds are salts.

14 Review: In order to be conductive, a substance must have____________ particles that can _____________. What is an electrolyte?

15 Are solutions of acids and bases electrolytes? Why or why not?

16 A chemical dye that changes its color under different conditions is an ____________________. For example: Litmus is ________ in acid, & ________ in base.

17 The acid-base indicators we’ll be using this year are PHENOLPHTHALEIN and UNIVERSAL INDICATOR

18 How strong an acid or base is – is measured by its.

19 A pH of 7 is _____________
A pH of 7 is _____________ H+ ____ OH1- A pH of less than 7 is _____________ H+ ____ OH1- A pH of greater than 7 is ____________ H+ ____ OH1-


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