Class 10 Chemistry Online Tests
Alkynes MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Oxy-acetylene torches can produce temperature as high as; "Alkynes" App Download (Free) with answers: 30 degrees; 300 degrees; 3000 degrees; 30000 degrees; to study e-learning courses. Solve Hydrocarbons Quiz Questions, download Apple eBook (Free Sample) for free online classes.
Alkynes MCQs: Questions and Answers PDF Download
Acetylene is also called
- Ethyne
- ethene
- ethane
- methane
Oxy-acetylene torches can produce temperature as high as
- 30 degrees
- 300 degrees
- 3000 degrees
- 30000 degrees
What type of reaction do alkynes undergo across the triple bond?
- elimination reaction
- substitution reaction
- addition reaction
- halogenation
Glyoxal formed by loss of two water molecules by tetrahydroxy ethane oxidizes to
- ethylene glycol
- acetylene
- oxalic acid
- benzoic acid
Tetrahydroxy ethane loses two water molecules to form
- oxalic acid
- Glyoxal
- acetylene
- ethylene glycol
Class 10 Chemistry Practice Tests
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Grade 9 Chemistry Career Tests
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Grade 9 Chemistry MCQ Questions
- Period number of 2713Al is
- When one atom forms cation by losing an electron and other forms anion by accepting that electron then bond form between them is
- When an electron is added in valence shell than
- When two identical atoms share electron pairs and exert force on each other then bond form is
- A physical or chemical process that occurs by itself is called