DSSSB TGT atomicfoundations — practice questions
5 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice DSSSB TGT atomicfoundations in the app →In the reaction H₂ + O₂ → H₂O, when the products are weighed, the mass equals:The Law of Constant Proportions states that:When an atom LOSES one or more electrons, it becomes:In Lavoisier's experiments, why was it crucial to perform reactions in SEALED containers?Why do water samples from different sources (river, rain, lab) all have the same hydrogen-to-oxygen mass ratio