• Skip to main content
  • Skip to secondary menu
  • Skip to primary sidebar
  • Skip to footer
  • NCERT Solutions
  • RD Sharma Solutions
    • RD Sharma Class 12 Solutions
    • RD Sharma Class 11 Solutions
    • RD Sharma Class 10 Solutions
    • RD Sharma Class 9 Solutions
    • RD Sharma Class 8 Solutions
  • RS Aggarwal Solutions
    • RS Aggarwal Solutions Class 10
    • RS Aggarwal Solutions Class 9
    • RS Aggarwal Solutions Class 8
    • RS Aggarwal Solutions Class 7
    • RS Aggarwal Solutions Class 6
  • CBSE Sample Papers
  • ML Aggarwal Solutions

Learn Insta

RD Sharma Solutions , RS Aggarwal Solutions and NCERT Solutions

  • Concise Mathematics Class 10 ICSE Solutions 2018
  • NCERT Solutions
  • Extra Questions
  • MCQ Questions
  • CBSE Notes

Value Based Questions in Science for Class 10 Chapter 2 Acids, Bases and Salts

July 25, 2018 by Prasanna Leave a Comment

Value Based Questions in Science for Class 10 Chapter 2 Acids, Bases and Salts

These Solutions are part of Value Based Questions in Science for Class 10. Here we have given Value Based Questions in Science for Class 10 Chapter 2 Acids, Bases and Salts

Question 1.
Ritesh was asked to determine the melting point of a given organic solid. For this, he used a bath containing cone. H2SO4. When he was looking at the thermometer, he lost his concentration and became a little casual. The beaker containing boiling sulphuric acid fell on his clothes. His clothes were burnt and he got severe burns on hands.

  1. Why did Ritesh meet with an accident ?
  2. Why did he get severe burns on the hands ?
  3. What lessons can a student learn from the above episode ?

Answer:

  1. The bath or the beaker containing cone. H2SO4 was not properly placed on the tripod stand. It lost balance and the acid fell over him.
  2. Sulphuric acid is a very powerful dehydrating agent. It removed water contents from the skin which got charred and burns appeared on hands.
  3. While working in the chemistry laboratory, a student must observe the following precautions :
    1. Must always wear an appron in the laboratory.
    2. Must always keep some distance from the table where the experiment is performed.
    3. Must always remain alert in the laboratory and must not lose concentration.

More Resources

  • Value Based Questions in Science for Class 10
  • HOTS Questions for Class 10 Science
  • NCERT Solutions for Class 10 Science
  • NCERT Exemplar Solutions for Class 10 Science
  • Previous Year Question Papers for CBSE Class 10 Science

Question 2.
Ram was suffering from a stomach pain for a number of days. He consulted a doctor who advised him to take two antacid tablets after each meal for about a week and avoid spicy food. Ram followed the advice strictly and was cured.

  1. What was the problem faced by Ram ?
  2. How did doctor help him ?
  3. Write the chemical equation if any
  4. What is the value associated with this ?

Answer:

  1. Ram had developed acidity in the stomach resulting in the formation of small ulcers which caused pain.
  2. The antacid tablets contain base like NaHCO3 or Mg(OH)2 which neutralise the affect of HCl released in the stomach.
  3. NaHCO3 + HCl ———–> NaCl + H2O + CO2 (Antacid)
  4. As far as possible, one should always avoid spicy and fried food stuff. They create acidity in the stomach. This leads in the formation of small ulcers which give pain. Apart from that one must always keep some antacid tablets or liquid gels.

Question 3.
Kamla was playing in the garden. She was stung by a wasp and started crying. Her mother immediately applied a coating of tooth paste on the affected area and then took her to the doctor.

  1. Why did Kamla cry ?
  2. What does wasp sting contain ?
  3. Why did her mother apply tooth paste on the affected area ?
  4. What values are displayed by this episode ?

Answer:

  1. Kamla cried because the sting by the wasp is very painful.
  2. Wasp sting contains in it formic acid (HCOOH)
  3. Tooth paste contains in it some basic ingredients which neutralise the effect of formic acid (HCOOH) and give relief.
  4. Kamla’s mother had a knowledge of chemistry. Tooth paste is readily available and she gave a first aid to her daughter.

Hope given Value Based Questions in Science for Class 10 Chapter 2 Acids, Bases and Salts are helpful to complete your science homework.

If you have any doubts, please comment below. Learn Insta try to provide online science tutoring for you.

Filed Under: CBSE Class 10

Reader Interactions

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Primary Sidebar

  • Maths NCERT Solutions
  • Science NCERT Solutions
  • Social Science NCERT Solutions
  • English NCERT Solutions
  • Hindi NCERT Solutions
  • Physics NCERT Solutions
  • Chemistry NCERT Solutions
  • Biology NCERT Solutions
RS Aggarwal Solutions RD Sharma Solutions
RS Aggarwal Class 10 RD Sharma Class 10
RS Aggarwal Class 9 RD Sharma Class 9
RS Aggarwal Class 8 RD Sharma Class 8
RS Aggarwal Class 7 RD Sharma Class 11
RS Aggarwal Class 6 RD Sharma Class 12

Recent Posts

  • Selina Concise Mathematics Class 10 ICSE Solutions 2020-21
  • Human Eye and Colourful World Class 10 Extra Questions with Answers Science Chapter 11
  • Download Social Science Notes PDF for CBSE Class 6 to Class 10 Quick Revision
  • Science Notes | Quick Revision Notes for CBSE Class 6 to Class 10 Science – Free PDF Download
  • Download CBSE Maths Notes for 6 to 12 Classes | NCERT Maths Quick Revision Notes for Class 6 to 12 Free PDF
  • MCQ Questions for Class 11 Economics with Answers Chapter Wise PDF Download
  • Download All Chapters Social Science NCERT Solutions Pdf for Class 6 to Class 10
  • Science NCERT Solutions Class 6 to Class 10 Chapterwise Free PDF Download
  • Downlaod Free NCERT Solutions for Class 6 to Class 12 Maths | NCERT Maths Textbook Solutions PDF
  • Free Class 11 & Class 12 Chapterwise Physics NCERT Solutions PDF Download
DMCA.com Protection Status

Footer

NCERT Solutions for Class 12
NCERT Solutions for Class 11
NCERT Solutions for Class 10
NCERT Solutions for Class 9
NCERT Solutions for Class 8
NCERT Solutions for Class 7
NCERT Solutions for Class 6
ML Aggarwal Class 10 ICSE Solutions
Concise Mathematics Class 10 ICSE Solutions
RS Aggarwal Solutions
RD Sharma Solutions
ML Aggarwal Solutions
CBSE Sample Papers
English Summaries
English Grammar
Like us on Facebook Follow us on Twitter
Watch Youtube Videos Follow us on Google Plus
Follow us on Pinterest Follow us on Tumblr
Percentage Calculator

Copyright © 2021 · Magazine Pro on Genesis Framework · WordPress · Log in