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Atoms, Elements & Compounds [Part 1] Flashcards | StudBud
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Atoms, Elements & Compounds [Part 1]
Atoms, Elements & Compounds [Part 1]
8 terms
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#igcse #chemistry #atoms #elements #compounds #atomicstructure #ks3 #ks4
Flashcards
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Questions
8
Answers
1
What are the
sub-atomic
particles present in an atom?
neutrons
protons
megatrons
electrons
2
What is the
relative mass
of a
proton
?
1
+1
+2
2
3
Neutron has a positive charge.
True
False
4
The
total
number of
protons
&
neutrons
in the nucleus of an atom is called
nucleon number
.
True
False
5
What is the
relative mass
of a
neutron
?
+1
1
2
+2
6
The number of protons in the nucleus of an atom is called ______.
proton number
nucleon number
electron number
atomic number
7
Isotopes have the same number of protons, but different numbers of ____.
electrons
neurons
neutrons
megatrons
8
In a neutral atom, the number of electrons is equal to ____.
neutrons
protons
porotons
neurotrons
