RRB Group D previous year question
The Law of Constant Proportions applies to the:
Asked in RRB Group D CBT-1: 09 Jan 2026 Shift 1 ┬╖ Science
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Correct answer: (A) Pure chemical compounds
The Law of Constant Proportions holds for pure chemical compounds, which have a fixed elemental ratio by mass.
рд╣рд┐рдВрджреА рдореЗрдВ рдкреНрд░рд╢реНрди
рд╕реНрдерд┐рд░ рдЕрдиреБрдкрд╛рдд рдХрд╛ рдирд┐рдпрдо, __________ рдкрд░ рд▓рд╛рдЧреВ рд╣реЛрддрд╛ рд╣реИред
рдЙрддреНрддрд░ рдЬрд╛рдБрдЪрдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐рд╕реА рд╡рд┐рдХрд▓реНрдк рдкрд░ рдЯреИрдк рдХрд░реЗрдВред
рдЙрддреНрддрд░ рдФрд░ рд╡реНрдпрд╛рдЦреНрдпрд╛ рджреЗрдЦреЗрдВ
рд╕рд╣реА рдЙрддреНрддрд░: (A) рд╢реБрджреНрдз рд░рд╛рд╕рд╛рдпрдирд┐рдХ рдпреМрдЧрд┐рдХ
рд╕рд╣реА рдЙрддреНрддрд░: рд╡рд┐рдХрд▓реНрдк A (рд╢реБрджреНрдз рд░рд╛рд╕рд╛рдпрдирд┐рдХ рдпреМрдЧрд┐рдХ)
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