NCERT Solutions for Class 9 Science - Test 3

UP Board Class 9 Science Test - 3

Class 9 Science Chapter 3 - Solutions for Better Exam Preparation

Prepare for Class 9 Science Test 3 with GKschools' NCERT solutions for Chapter 3. Our detailed solutions and easy-to-understand explanations help students grasp important science concepts, improving exam preparation and boosting scores. The NCERT solutions are designed to assist students in mastering key topics, making it easier to revise and perform well in the upcoming exams. Download the PDF to get access to the complete study material and elevate your performance in the Class 9 Science exam.

Que 1: सल्फर का आण्विक सूत्र है –

[A] s

[B] S2

[C] S3

[D] Sg

Show Answer

Correct Answer : [D] Sg

Que 2: निम्न में कौन – सा तत्व द्विपरमाणुक नहीं है ?

[A] हाइड्रोजन

[B] क्लोरीन

[C] नाइट्रोजन

[D] हीलियम

Show Answer

Correct Answer : [D] हीलियम

Que 3: सोसियम ऑक्साइड का सूत्र है –

[A] NaO

[B] Na2O

[C] NaO2

[D] Na3O

Show Answer

Correct Answer : [B] Na2O

Que 4: गैस का द्रव में परिवर्तन कहलाता है।

[A] गैसीकरणउर्वपातन

[B] उर्वपातन

[C] संघनन

[D] संघनन

Show Answer

Correct Answer : [C] संघनन

Que 5: शुद्ध जल का क्वथनांक होता है –

[A] 173K

[B] 273K

[C] 373 K

[D] इनमें कोई नहीं

Show Answer

Correct Answer : [C] 373 K

Que 6: बेकिंग पाउडर ( खाने वाला सोडा ) का रासायनिक सूत्र है

[A] Na2CO3

[B] NaHCO3

[C] NaCl

[D] Na2SO3

Show Answer

Correct Answer : [B] NaHCO3

Que 7: मैग्नीशियम क्लोराइड का सूत्र है –

[A] MgCI

[B] Mg C1

[C] MgCl2

[D] Mg2Cl2

Show Answer

Correct Answer : [C] MgCl2

Que 8: 300K तापक्रम बराबर है –

[A] 27 ° C

[B] 25 ° C

[C] 200 °

[D] 273 ° C

Show Answer

Correct Answer : [A] 27 ° C

Que 9: निम्न में कौन समांगी मिश्रण है ?

[A] वायु

[B] सोडा जल

[C] मिट्टी

[D] लकड़ी

Show Answer

Correct Answer : [B] सोडा जल

Que 10: कैल्सियम हाइडविसाइड का सूत्र है –

[A] Ca(OH)2

[B] CaOH2

[C] Ca2(OH)

[D] इनमें कोई नहीं

Show Answer

Correct Answer : [A] Ca(OH)2

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Class 9 Science Chapter 3 - Solutions for Better Exam Preparation

🎓 स्टूडेंट्स, आपकी राय हमारे लिए महत्वपूर्ण है!

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