What does the atomic number equal?

The number of electrons and the number of protons

The number of electrons and the number of protons added together

What is an energy level?

The surrounding area of an atom where electrons are found

The nucleus where protons are found

Level 1 = 2, Level 2 = 8 Level 3 = 8

Level 1 = 2, Level 2 = 4, Level 3 = 6

Level 1 =4, Level 2 = 4 , Level 3 = 8

2 atoms with the same atomic number but a different mass no.

2 atoms with the same no. of protons but a different number of neutrons

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1How many types of atoms does an element contain?
1. A1
2. B2
3. CAn infinite number
2Neutrons are neutral and have a relative mass of 0
1. AVerdadero
2. BFalso
3Electrons weigh almost nothing and are negatively charged
1. AVerdadero
2. BFalso
4What does the atomic number equal?
1. AThe number of electrons and the number of protons added together
2. BThe number of electrons and the number of protons
5What is an energy level?
1. AWhere electrons are found
2. BThe surrounding area of an atom where electrons are found
3. CThe nucleus where protons are found
6Explain the number of electrons which can be held in the energy levels of most atoms
1. ALevel 1 = 2, Level 2 = 8 Level 3 = 8
2. BLevel 1 = 2, Level 2 = 4, Level 3 = 6
3. CLevel 1 =4, Level 2 = 4 , Level 3 = 8
7The mass number and the atomic number are written next to the symbol of an element in Nuclide notation
1. AVerdadero
2. BFalso
8What is an Isotope?
1. AA type of electron
2. B2 atoms with the same no. of protons but a different number of neutrons
3. C2 atoms with the same atomic number but a different mass no.
9Metal atoms usually form negative ions
1. AVerdadero
2. BFalso

Descripción: Higher (National 5 Recap) Chemistry Test sobre Unit 1.3, creado por RhonaMacK el 23/10/2014.
Autor: RhonaMacK
Idioma: English
Visitas: 5
Etiquetas: chemistry national 5 recap higher
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