Which of the following is an endothermic reaction?
Anonymous Quiz
25%
Combustion
43%
Photosynthesis
24%
Respiration
8%
Neutralization
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The reaction Zn + CuSO4 → ZnSO4 + Cu is?
Anonymous Quiz
6%
Combination
9%
Decomposition
73%
Displacement
12%
Double displacement
❤1
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Balancing chemical equations follows the law of?
Anonymous Quiz
81%
Conservation of mass
14%
Constant proportions
3%
Multiple proportions
2%
Avogadro's law
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In the reaction 2H2O → 2H2 + O2, it is?
Anonymous Quiz
16%
Combination
70%
Decomposition
7%
Displacement
7%
Redox
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Reducing agent is the one that?
Anonymous Quiz
40%
Gains electrons
49%
Loses electrons
8%
Gains protons
3%
Loses protons
❤7
The reaction between acid and base is?
Anonymous Quiz
84%
Neutralization
10%
Oxidation
3%
Reduction
3%
Precipitation
❤5
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Forwarded from Class 9 10 11 12 pdf
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NCERT NOTES + MOST IMPORTANT QUESTIONS
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Forwarded from Class 10th notes (Hello)
270+_Case_Study_Based_Questions_for_Class_10_Science_with_Answers.pdf
18.4 MB
270+ Case Study Based Questions for Class 10 Science
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❤14
Periodic classification of elements .pdf
6 MB
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4 MB
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❤2
Which is not a type of chemical reaction?
Anonymous Quiz
4%
Combination
5%
Decomposition
4%
Displacement
88%
Filtration
❤5🎉1
In exothermic reactions, the products have?
Anonymous Quiz
63%
More energy than reactants
26%
Less energy than reactants
8%
Same energy
3%
No energy
❤10🕊2
The reaction Fe + CuSO4 → FeSO4 + Cu shows that iron is?
Anonymous Quiz
22%
Less reactive than copper
73%
More reactive than copper
4%
Equally reactive
1%
Non-reactive
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