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Atoms & Elements

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Atoms and Elements

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Questions 10

Answers

1
What statement about atoms is false?
atoms are responsible for smell
all atoms are radioactive
Atoms are the basic building blocks of nature
atoms compose all matter
2
The total number of neutrons and protonsin a given nucleus is referred to as the
isotope
mass number
atomic number
proton number
3
What is an atomic orbital
Electron's interactions with the nucleus
A specific region
Function that describes electron behavior
An atoms diagram
4
What is the maximum number of electrons that the "f" sublevel can hold
13
14
11
10
5
What scientist discovered the electron?
Democritus
James Chadwick
JJ Thomson
Robert Boyle
6
Democritus Developed What?
The first atomic theory
The planetary model
The sceptical chemist outline
The second atomic theory
7
What is the atomic symbol for Lead?
Pd
Pe
Pb
Pa
8
What happens to an atom when it absorbs energy?
it stores the energy
increase the speed of the atom
re emits the energy as heat
re emits the energy as light
9
The atomic orbital depicted below would be found in what sublevel
5d
6p
4f
2s
10
What is the Aufbau Principle
Filling the orbitals from lowest energy to highest
harmonizing elections
Filling the orbitals from highest to lowest
An energy configuration