Categories: Class 10th CBSE

10 MOST REPEATED MCQs (2015–2025) for 086 Science | Class 10th CBSE | 2026

  1. The reaction in which heat is released is called
    👉 Exothermic reaction
  2. Rusting of iron is an example of
    👉 Oxidation
  3. pH value of acidic solution is
    👉 Less than 7
  4. Which salt is used for softening hard water?
    👉 Washing soda
  5. The metal stored in kerosene oil is
    👉 Sodium
  6. Ionic compounds conduct electricity in
    👉 Molten state
  7. Ethanol reacts with sodium to form
    👉 Hydrogen gas
  8. Soap does not work well in hard water because
    👉 Scum is formed
  9. Which gas is released when acid reacts with metal?
    👉 Hydrogen
  10. Which bond is present in carbon compounds?
    👉 Covalent bond

These MCQs (or variations) appear almost every year.

Vandita Tiwari

Recent Posts

Class 10th CBSE अपठित गद्यांश | Hindi B | Practice

अपठित गद्यांश निम्नलिखित गद्यांश को ध्यानपूर्वक पढ़कर पूछे गए प्रश्नों के उत्तर लिखिए- आज के…

2 days ago

Bade Bhaisab | Padbandh, Samas, Muhaware | CBSE Class 10th

बड़े भाई साहब अध्याय से जुड़े सबसे महत्वपूर्ण समास, पदबंध और मुहावरे 1. समास तत्पुरुष…

3 days ago

Kabir Ki Saakhi | Padbandh, Samas, Muhaware | CBSE Class 10th

कबीर की साखियों से समास, पदबंध और मुहावरों के उदाहरण बोर्ड परीक्षा की दृष्टि से…

5 days ago

From Social Media to Interest Media: The New Rule of Content Marketing

We are no longer in a social media era — we are in an interest…

2 months ago

How to Handle ‘Too Expensive’ in Business: The Real Reason! “Not Expensive. Just Misunderstood.”

“A ₹500 Product vs A ₹5000 Mindset” Recently posted a pollWhen a client says, “Your…

3 months ago

What Kind of People Does Your Business Attract? (And What It Reveals About You)

I recently asked a simple but powerful question: “What kind of people does your business…

3 months ago