Agniveer Navy c11atomdiscovery — practice questions
4 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Agniveer Navy c11atomdiscovery in the app →Per NCERT, the charge-to-mass ratio e/m_e of the electron, measured by J.J. Thomson in 1897, is which value?Per NCERT Table 2.1, which fundamental particle has approximate mass 1.674927 × 10⁻²⁷ kg and zero charge?Per NCERT, the smallest and lightest positive ion (a proton) was obtained from which gas in modified cathode-rA 3p orbital is specified by: