PYQPulse
HomeMocksPracticePYQsDashboard
PYQPulse

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. PYQPulse is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 PYQPulse. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. WBCS
  6. ›
  7. 2022
  8. ›
  9. Q47

WBCS 2022 · Question 47 of 191

Which of the following is chiefly present in LPG?

Science - Chemistry

  1. AMethane
  2. BEthane
  3. CPropane
  4. DButaneCorrect

Answer: D. Butane

Explanation

Official WBPSC key (Series A): (D) Butane. LPG consists chiefly of propane and butane; butane dominates the mixture.

Source: WBCS (Exe) etc. (Prelim) 2022, Series A

← Q46View full paper (191 questions)Q48 →

Practice the full WBCS 2022 paper

Timed test with all 191 questions, just like the real exam.

Start test