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What are the properties of bases? Provide some examples of common substances that

Introductory Chemistry | 5th Edition | ISBN: 9780321910295 | Authors: Nivaldo J Tro ISBN: 9780321910295 34

Solution for problem 5Q Chapter 14

Introductory Chemistry | 5th Edition

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Introductory Chemistry | 5th Edition | ISBN: 9780321910295 | Authors: Nivaldo J Tro

Introductory Chemistry | 5th Edition

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Problem 5Q

Problem 5Q

What are the properties of bases? Provide some examples of common substances that contain bases.

Step-by-Step Solution:

Solution:

Step 1

Properties of bases:-

Physical properties of base

  1. They have a bitter taste.
  2. They have slippery touch.
  3. They conduct electrically.
  4. It turns red litmus to blue.
  5. It turns colorless phenolphthalein to pink
  6. Bases conduct an electric current.
  7.  Bases have Usually no smell (except NH3! )
  8. Bases are substances which will restore the original blue color of the most of the acids

Chemical properties of base :-

 REACTION WITH ACIDS:

BASE + ACID SALT + WATER

KOH + HCl  KCl + H2O

NaOH + HCl  NaCl + H2O

Reaction with salt:

FeCl3 + 3NaOH  Fe(OH)3 + 3NaCl

2CrCl3 + 6NaOH  2Cr(OH)3 + 6NaCl

MgCl2 + 2NaOH  Mg(OH)2 + 2NaCl

Reaction with metals:

2Al + 2NaOH + 2H2O  2NaAlO2 + 3H2

Zn + NaOH + H2O  Na2ZnO2 + 2H2

Step 2 of 2

Chapter 14, Problem 5Q is Solved
Textbook: Introductory Chemistry
Edition: 5
Author: Nivaldo J Tro
ISBN: 9780321910295

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What are the properties of bases? Provide some examples of common substances that