Chlorine has two isotopes. What does the word 'isotope' mean?

Same atomic number but different mass number

Lithium has an atomic number of 3 and a mass number of 7. What does this mean?

There are 4 neutrons in the nucleus

Chlorine as an atomic number of 17 and a mass number of 37. This means it has....

17 protons, 17 electrons and 20 neutrons

Lithium has a atomic number of 3. What does this mean?

There are 3 protons in the nuclues

The group an element means it has....

same numbers of electrons in the outer shell as each other

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Periodic table

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A quick quiz to test understanding of element, group, period, isotope, electronic configuration at KS4 GCSE

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Questions 10

Answers

1
Chlorine has two isotopes. What does the word 'isotope' mean?
Same number of neutrons but differing numbers of protons
Same number of protons as electrons
Same group in the periodic table
Same atomic number but different mass number
2
Lithium has an atomic number of 3 and a mass number of 7. What does this mean?
There are 7 neutrons in the nucleus
There are 4 neutrons in the nucleus
There are 3 neutrons in the nucleus
There are 0 neutrons in the nucleus
3
Group 1 are also known as the ....
Alkaline Halogens
Alkali Metals
Alkaline Earth Metals
Alkali Transition Metals
4
Chlorine as an atomic number of 17 and a mass number of 37. This means it has....
37 neutrons, 17 electrons and 17 protons
17 neutrons, 0 electrons and 20 protons
17 protons, 17 electrons and 20 neutrons
17 neutrons, 17 electrons and 20 protons
5
Potassium has an atomic number of 19. How are the electrons arranged around the nucleus....
2.8.9
2.8.1
1.8.8.2
2.8.8.1
6
Lithium has a atomic number of 3. What does this mean?
There are 3 neutrons in the nucleus
The shells of protons are arranged 2.1
There are 3 protons orbiting the nucleus
There are 3 protons in the nuclues
7
Which of the following properties will the metal Lithium NOT have?
Malleable
Brittle
Conducts electricty when liquid
Conducts electricity when solid
8
How did Mendeleev organise his Periodic Table?
By Atomic Mass
By Atomic number
By neutron numbers
By proton number
9
In period 3 there are....
2 elements
6 elements
0 elements
8 elements
10
The group an element means it has....
same numbers of electrons in the outer shell as each other
the same number of neutrons as each other
the same number of protons as each other
the same numbers of electrons as each other

Periodic table Flashcards | StudBud