• Skip to main content
  • Skip to secondary menu
  • Skip to primary sidebar

Class Notes

Free Education for All

  • Class 1-5
  • Class 6
  • Class 7
  • Class 8
  • Class 9
  • Class 10
  • Class 11
  • Class 12
  • NCERT Solutions
    • NCERT Books

base

Indicators, Acids and Bases

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal

Question 1 What is an indicator? Name three indicators? Question 2 What is the use of litmus solution? Question 3 Why does a yellow curry stain on a white shirt turn red when it is washed with soap? Question 4 Give few differences between acids and bases? Question 5 What are acids?Name different types of acids?Give examples ? Question 6 What are bases? Name … [Read more...] about Indicators, Acids and Bases

Strengths of Acids And Bases

Last Updated on May 3, 2020 By Mrs Shilpi Nagpal Leave a Comment

degree of dissociation

According to Arrhenius concept, an acid is defined as a substance which when dissolved in water gives H+ and a base is defined as a substance which when dissolved in water give OH‾ ions. Greater the number of H+ ions produced  in the aqueous solution, the stronger is the acid. Greater the number of OH‾ ions produced in the aqueous solution, the stronger is the base. As … [Read more...] about Strengths of Acids And Bases

Concepts of Acids and Bases

Last Updated on May 3, 2020 By Mrs Shilpi Nagpal 6 Comments

Reaction between acetic acid and water

Classical concept of acids and bases Acid is a substance whose aqueous solution possessed the following characteristic properties 1)conduct electricity 2) reacts with active metals like zinc ,magnesium to give hydrogen 3) turns blue litmus to red 4) has a sour taste 5)whose acidic properties disappear on reaction with a base Base is a substance whose … [Read more...] about Concepts of Acids and Bases

Bases

Last Updated on August 21, 2020 By Mrs Shilpi Nagpal 2 Comments

Question 1 Define a base.Give example? Question 2 What are alkali? Question 3 What is common in all bases? Question 4 What are strong bases.Give example? Question 5 What are weak bases.Give example? Question 6 What happen when zinc granules are heated with sodium hydroxide solution? Question 7 What happen when a base react with non-metal oxide? Bases Bases … [Read more...] about Bases

Primary Sidebar

Recent Posts

  • समास
  • Terms used in Coordination compounds
  • Werner’s Coordination Theory
  • Coordination Compounds
  • Vowels and Consonants
  • Economics Chapter 5 Consumer Rights – Notes & Study Material
  • Prefix and Suffix
  • Economics Chapter 4 Globalisation and The Indian Economy – Notes & Study Material
  • Diphthongs
Copyright © 2016-2021 | About Us | Contact Us | Privacy Policy | Facebook | Pinterest | Twitter