Brand Logo
LoginDownload App
Search
Brand Logo

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

AB
Question Practice

Which of the following is used as a natural indicator?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 10
Science
Science
Acids, Bases and Salts
Question Bank

Which of the following is used...

Single Answer MCQ
Q-00019078

Which of the following is used as a natural indicator?

1

Litmus

2

Sodium hydroxide

3

Phenolphthalein

4

Methyl orange

Previous QuestionNext Question
Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What are the properties of acids that make them acidic?

Single Answer MCQ
View explanation
Q2.

How can you test the acidic properties of alkalis such as sodium hydroxide and calcium hydroxide?

Single Answer MCQ
View explanation
Q3.

Do acids produce ions only in aqueous solution? Explain.

Single Answer MCQ
View explanation
Q4.

What happens when solid NaCl is mixed with concentrated sulphuric acid?

Single Answer MCQ
View explanation