HOME
NDA
CDS
SSB
MNS
News
Free Study Material
Download PDF
Career Opportunities in Indian Armed Forces
Download SSB PPDT Sample Test Sheet
Dozier Assessment in SSB Interviews
Download SSB OIR Test Sample Questions
PIQ Form for SSB Interview
Blogs
Shop
Nda Chemistry Chemical Reactions Quiz
Home
Nda Chemistry Chemical Reactions Quiz
Quiz
Question 1. Sigma (σ) bonds are formed due to:
Sidewise overlap of orbitals
Head-on overlap of orbitals
Metallic interaction
Electrostatic attraction
Submit
Question 2. Which of the following is a decomposition reaction?
2H₂ + O₂ → 2H₂O
2KClO₃ → 2KCl + 3O₂
NaOH + HCl → NaCl + H₂O
Fe + CuSO₄ → FeSO₄ + Cu
Submit
Question 3. Rusting of iron is an example of:
Combination reaction
Decomposition reaction
Redox reaction
Double displacement reaction
Submit
Question 4. Which reaction is known as a neutralization reaction?
CaCO₃ → CaO + CO₂
Fe + CuSO₄ → FeSO₄ + Cu
HCl + NaOH → NaCl + H₂O
2Mg + O₂ → 2MgO
Submit
Question 5. The reaction 2H₂ + O₂ → 2H₂O is an example of:
Decomposition reaction
Combination reaction
Double displacement reaction
Redox reaction
Submit
Question 6. The displacement reaction is best represented by:
2H₂O₂ → 2H₂O + O₂
Zn + CuSO₄ → ZnSO₄ + Cu
2H₂ + O₂ → 2H₂O
NaOH + HCl → NaCl + H₂O
Submit
Question 7. Which of the following is an endothermic reaction?
C + O₂ → CO₂
H₂ + Cl₂ → 2HCl
Photosynthesis
CH₄ + 2O₂ → CO₂ + 2H₂O
Submit
Question 8. The reaction between silver nitrate and sodium chloride gives:
NaNO₃ + AgCl
NaClO + AgNO₃
NaAg + NO₃Cl
AgCl₂ + NaNO₂
Submit
Question 9. The reaction CaO + H₂O → Ca(OH)₂ is:
Decomposition reaction
Combination reaction
Displacement reaction
Neutralization reaction
Submit
Question 10. Which type of reaction takes place during electrolysis of water?
Combination reaction
Decomposition reaction
Double displacement reaction
Neutralization reaction
Submit
Notifications
> Indian Navy INCET 01/24 Reserve List - Result 2026 Out
> SRNTH 2.0 All India NDA Mock Test Result & Rank List Released – Check Now
> SRNTH 2.0 All India CDS Mock Test Result & Rank List Released – Check Now
> ACC Entry 133 Course Final Merit List Released- Check now
> Indian Navy 10+2 -B.Tech Entry January 2027- Notification Out
> NTA NEET UG Online Fee Refund 2026 – Link Active
> Indian Army TGC-144 Notification Out- Check details
> NDA 2 2026 Notification Out – Check Eligibility, Exam Dates, Application Process & More
> CDS 2 2026 Notification Out – Check Eligibility, Exam Date, Syllabus & More
> IAF Group Y Medical Assistant Airmen 02/2026 PSL List – Out Check NOW
> Indian Airforce Agniveer Vayu 02/2026 PSL List 2026 Out Check NOW
> Indian Army Agniveer CEE Admit Card 2026: Download Process & Exam Details
> Indian Army TES-56 Notification 2026 Out - Check Details
> AFCAT 2 2026 Notification Out - Check Details
> Indian Navy SSC Executive (IT) Recruitment 2027 – Notification Out
> Indian Navy Agniveer MR Musician Admit Card 2026 - Download Now
> Technical Graduate Course 143 Merit List Released - Check Now
> Indian Navy SSR Medical Admit Card 2026 Out
> Indian Navy Agniveer SSR / MR Admit Card 2026 Out
> AWES B.Sc Nursing Admission 2026 - Notification Out
Recommended Resources
Quick connect
Submit
TOP RATED
644596
PPDT Stories With Answers
283323
Download Sample PIQ form for SSB Interview
185906
10 PPDT Images with stories
157456
Top 5 NDA Coaching in India - Updated List 2026
99083
Download SSB OIR Test Sample Questions
92639
SSB Interview Preparation Material - Download Free PDF
78129
60 SSB SRT Questions with Answers
72718
7 SSB TAT Pictures with Stories
69687
MNS 2021 Exam Notification Released (Updated)
58198
20 Sample PPDT Pictures with Solutions for SSB
FOLLOW US ON