Which element is usually present along with carbon in organic compounds?
- Hydrogen
- Neon
- Argon
- Helium
Answer / جواب
Hydrogen
Class 9 Chemistry Chapter 11 MCQs — Hydrocarbons
Class 9 Chemistry · Chapter 11 · Retained syllabus for Annual 2027
Practise this chapter online, check each answer and review your result. The current bank contains 5 objective questions for this chapter and medium.
Sample practice questions
Which listed metal can serve in reducing alkyl halides in the textbook treatment?
- Magnesium
- Nickel
- Cobalt
- Silver
Answer / جواب
Magnesium
Why is Zn/HCl used to reduce an alkyl halide in the textbook method?
- It supplies reducing hydrogen at the reaction site
- Chloride always acts as a strong oxidant
- It removes all carbon atoms
- It only cools the mixture
Answer / جواب
It supplies reducing hydrogen at the reaction site
Which hydrocarbon can cause explosions in coal mines?
- Methane
- Pentane
- Butane
- Ethene
Answer / جواب
Methane
Printable practice
Use custom mode for a chapter paper. Board Annual mode uses the complete prescribed syllabus and published question distribution for supported subjects.