A Fundamentals Of Chemistry Quiz!
12 Questions
| Total Attempts: 69
Here comes a basic, not too long Chemistry quiz for all those chemistry enthusiast out there. If you are the person whose playground is chemistry then I guess you would like to answer these questions. Have fun!
Questions and Answers
- 1.Write the defination of : 1-chemical Equation.
- 2.Write the defination of: 2-Nano scale ( 2min )
- 3.Define the following : 1-ionic Equation
- 4.Choose the correct answer for: The greatest number from the following:
- A.
10-9
- B.
10-2
- C.
10-3
- 5.From one dimension nano substance .............
- A.
Thin films.
- B.
Bucky ball.
- C.
Carbon nano tube.
- 6.Color of gold of nano scale is .............
- A.
Red.
- B.
Yellow.
- C.
Violet.
- 7.Nano substances may have many different shapes [Blank],
- 8.Choose the correct balance for the following equation to be balanced chemical Equation? N2 + H2 ----------- NH3
- A.
N2 + 3H2 ----------- 2NH3
- B.
N2 + 4H2 ----------- 2NH3
- 9.Fe3O4 + O2 -------- Fe2O3
- A.
Fe3O4 + 2O2 -------- Fe2O3
- B.
2Fe3O4 + 1/2 O2 -------- 3Fe2O3
- 10.Solve the following Equation in Ionic form : NH4Cl (aq) ---------- ................................
- A.
NH4(aq) + + Cl- (aq)
- B.
NH4(aq) - + Cl+ (aq)
- 11.Mention the suitable name of process for the following : a-H+ (aq) + OH (aq) - -------------------- H2O (l)
- A.
Melting.
- B.
Neutralization.
- C.
Dissolving.
- D.
None of them.
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Sample QuestionWhat is the name of this chemical? NH4+
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Sample QuestionClassify the following as a physical or chemical change: Tearing a piece of paper into 100 pieces.
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Questions: 10 | Attempts: 42685 | Last updated: Mar 22, 2022
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Sample QuestionAll matter consists of particles called________________.
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