Advertisements
Advertisements
प्रश्न
To protect tooth decay, we are advised to brush our teeth regularly. The nature of the tooth paste commonly used is
विकल्प
acidic
neutral
basic
corrosive
उत्तर
basic
Explanation -
The basic ingredient in the paste will neutralize any acid released from the sugary’ items which we eat.
APPEARS IN
संबंधित प्रश्न
When phenolphthalein is added to NaOH, the colour of the solution will become _________.
- colourless
- red
- pink
- yellow
Why do HCl, HNO3, etc., show acidic characters in aqueous solutions while solutions of compounds like alcohol and glucose do not show acidic character?
Complete and balance the following chemical equations:
NaOH (aq) HCI (aq)→
What ions are present in the solutions of following substances? (write the symbols only)
Hydrochloric acid
Name the product formed when Cl2 and H2 produced during the electrolysis of brine are made to combine.
State two uses each of the following compounds:
Hydrochloric acid
What are esters? How are esters prepared? Write the chemical equation for the reaction involved. What happens when an ester reacts with sodium hydroxide? Write the chemical equation for the reaction and also state the name and use of this reaction.
Which of the following gives the correct increasing order of acidic strength?
What property do acids and bases have in common? Explain it with an example.
Give a balanced equation for the reaction:
Silver nitrate solution and sodium chloride solution.
