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Preguntas del test (3)
1The electron is:
- AAlpha ray particle
- BBeta Particle
- CHydrogen ion
- DPositron
2Cathode rays are
- AProtons
- BElectrons
- CNeutrons
- DAlpha particle
3Cathode rays are made up of:
- APositively charged particles
- BNegatively charged particles
- CNeutral particles
- DNone of these
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- Descripción
- CBSE Central Board of Secondary Education Chemistry Test sobre Test quiz, creado por Raj Kumar el 08/06/2020.
- Autor
- Raj Kumar
- Idioma
- English
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