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Question 77Asked in RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)

According to the law of constant proportions, the compound in which hydrogen and

According to the law of constant proportions, the compound in which hydrogen and oxygen are present in a fixed mass ratio of 1:8 is:
  1. AMethane
  2. BAmmonia
  3. CWater
  4. DHydrogen peroxide
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Correct answer: (C) Water

From RRB JE CBT-1 PYQ 20 Feb 2026, Shift 2 (12:45 PM)

This is question 77 of RRB JE CBT-1 PYQ 20 Feb 2026, Shift 2 (12:45 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.