Compared to the charge and mass of a proton, an electron has

opposite charge and smaller mass.

the same charge and a smaller mass.

the same charge and the same mass.

opposite charge and the same mass.

Test

Class 8 - Atomic Structure

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1The smallest particle into which an element can be divided and still be the same substance is called a(n) _______________________.
1. ANeutron
2. BElectron
3. CAtom
4. DNucleus
2Atoms does NOT consist of which of the following?
1. AProtons
2. BMolecules
3. CElectrons
4. DNeutrons
3Compared to the charge and mass of a proton, an electron has
1. Athe same charge and a smaller mass.
2. Bthe same charge and the same mass.
3. Copposite charge and smaller mass.
4. Dopposite charge and the same mass.
4The negatively charged particles in an atom that orbit around the nucleus are called
1. AProtons
2. BNeutrons
3. CElectrons
4. DNone of the above
5A particle in the nucleus with no electrical charge is known as a(n) .
1. AAtomic number
2. BIsotope
3. Celectron
4. Dneutron
6The atom that has an atomic mass of 12 has ___________ protons.
1. A12
2. B6
3. C4
4. D8

Descripción: Test sobre Class 8 - Atomic Structure, creado por Avijit P el 28/07/2019.
Autor: Avijit P
Idioma: English
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