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

[A] Na2CO3

[B] NaHCO3

[C] NaCl

[D] Na2SO3

Show Answer

Correct Answer : [B] NaHCO3

Que 2: निम्न में कौन शुद्ध पदार्थ है ?

[A] दूध

[B] रक्त

[C] जल

[D] मिश्रधातु

Show Answer

Correct Answer : [C] जल

Que 3: 373°C तापक्रम बराबर है –

[A] 10546K

[B] 646 K

[C] 273 K

[D] 100K

Show Answer

Correct Answer : [B] 646 K

Que 4: फेरिक ऑक्साइड का सूत्र है –

[A] FeO2

[B] FeO

[C] Fe 04

[D] Fe2O3

Show Answer

Correct Answer : [D] Fe2O3

Que 5: अमोनियम सल्फेट का सूत्र है –

[A] (NH₄) 2 SO4

[B] NH4 (SO4)2

[C] (NH3) 2 SO4

[D] NH, SO4

Show Answer

Correct Answer : [A] (NH₄) 2 SO4

Que 6: साइजाजन क्लोराइड का सूत्र है –

[A] HCl

[B] HCl2

[C] H2Cl

[D] H2Cl3

Show Answer

Correct Answer : [A] HCl

Que 7: 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

Que 8: समांगी मिश्रण को कहा जाता है ?

[A] निलंबन

[B] विलयन

[C] कोलॉइडी

[D] इनमें कोई नहीं

Show Answer

Correct Answer : [B] विलयन

Que 9: जल के एक अणु में हाइड्रोजन एवं ऑक्सीजन के भार का 1 अनुपात होता है –

[A] 1 : 16

[B] 8 : 1

[C] 1 : 8

[D] 2 : 1

Show Answer

Correct Answer : [C] 1 : 8

Que 10: जल का क्वथनांक है –

[A] 0 °

[B] 100 °C

[C] 273 ° C

[D] 373 ° C

Show Answer

Correct Answer : [B] 100 °C

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🎓 स्टूडेंट्स, आपकी राय हमारे लिए महत्वपूर्ण है!

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