Rutherford's experiment fired beta particles at a gold sheet, what were his results

most the beta particles went straight, some bounced back

An element in group 2, period 4 has:

4 shells, 2 electrons in outermost shell

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The Periodic Table

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Formative assessment for year 10 level Periodic Table

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Questions 14

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1
The Relative Atomic Mass is calculated using the:
most common atom's mass number
ion mass and abundance
isotope neutrons plus protons
isotope mass and abundance
2
Rutherford's experiment fired beta particles at a gold sheet, what were his results
all the beta particles bounced back
half the beta particles bounced back
the charged nucleus deflected most the beta particles
most the beta particles went straight, some bounced back
3
Elements in group 15 'want to'
gain 5 electrons
lose 5 electrons
lose 3 electrons
gain 3 electrons
4
All of the group 1 atoms are:
highly reactive
poisonous
nobel gases
halogens
5
What is the maximum number of electrons that fit in the 5th shell?
32
18
2
50
6
In the following assume the atom is neutral. Given this information, carbon has:
14 electrons
8 electrons
12 electrons
6 electrons
7
The mass of an electron is:
1 amu
1837 amu
-1/1837 amu
1/1837 amu
8
The bottom right of the Periodic Table has atoms with the highest:
atomic masses
electrical conductivity
reactivity
half life
9
Dalton's model of the atom was the:
shells model
planetary model
plum pudding model
current model
10
An element in group 2, period 4 has:
2 shells, 2 electrons in outermost shell
2 shells, 4 electrons in outermost shell
4 shells, 4 electrons in outermost shell
4 shells, 2 electrons in outermost shell
11
The identity of an atom is equal to the
atomic number
number of electrons
mass number
number of neutrons
12
Elements in group 13 have _ electrons in their outer most shell and want to lose _ electrons
13, 13
3, 13
3, 3
13, 3
13
NaCl is formed from a reaction between:
group 1 metal and a halogen
noble gas and a halogen
Group 2 metal and a halogen
carbon group and a halogen
14
The electron configuration of a neutral atom with 18 electrons is
10, 8
2, 8, 8
2, 8, 18
8, 18, 2

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