Question 1 What is the chemical name and formula of washing soda? Question 2 What is soda ash? Question 3 Name a metal compound which has detergent properties? Question 4 Name a sodium compound used for making borax and glass? Question 5 Explain the preparation of washing soda by solvay's process? Question 6 Give uses of washing soda? Question 7 Give few … [Read more...] about Washing Soda
Acid Bases and Salts
Sodium Hydroxide
Question 1 Write the chemical name and formula of caustic soda? Question 2 What happens when a concentrated solution of sodium hydroxide is electrolysed. Write the equation involved? Question 3 Name the raw material used for the caustic soda? Question 4 List the uses of caustic soda? Question 5 What is a brine solution? Sodium Hydroxide It is commonly known as … [Read more...] about Sodium Hydroxide
Common Salt
Question 1 What is a salt? Give example? Question 2 Give the name and formula of any two salts. Also name the acids from which they are formed? Question 3 What is meant by family of salts? Question 4 Write the chemical name and formula of common salt? Question 5 How is common salt obtained from sea water? Question 6 What name is given to the common salt which is … [Read more...] about Common Salt
Importance of pH in Everyday Life
Question 1 What happens during a honey bee sting. What is its remedy? Question 2 Under what soil conditions do you think a farmer would treat the soil of his field with quicklime? Question 3 What happen if there is an excess of acid in the stomach. How can its effects be cured? Question 4 Explain the pH change as the cause of tooth decay? Question 5 How can tooth … [Read more...] about Importance of pH in Everyday Life
Universal Indicator
Question 1 What are universal indicators? Question 2 For what purpose a universal indicator is used? Question 3 Water is neutral. What colour will you get when you add few drops of universal indicator to a a test tube containing water? Question 4 A solution X and Y is tested with universal indicator. X turns orange whereas Y turns red.Which solution is a stronger … [Read more...] about Universal Indicator