WorksheetsGRADE 9 IGCSE Periodic Table
Total questions: 48
Worksheet time: 33mins
the basic structural unit of matter
atom
matter
element
nucleus
a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means
element
subatomic particle
electron
matter
the positively charged subatomic particle contained in the nucleus of an atom
proton
neutron
electron
matter
a subatomic particle, contained in the nucleus of an atom, having the same mass as a proton but no electrical charge
proton
neutron
electron
matter
a negatively charged subatomic particle that orbits the nucleus of an atom
proton
neutron
electron
matter
a unique number for each element that equals the number of protons in an atom of that element
element name
element symbol
atomic number
atomic mass
the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom
element name
element symbol
atomic number
atomic mass
Xenon is an example of
Alkali Metal
Alkali Earth Metal
Halogen
Noble Gase
Flourine has similar chemical properties to . . .
Bromine
Calcium
Magnesium
Oxygen
Which element is this?
H
He
Li
B
What element is this?
Sulfur
Aluminum
Argon
Silicon
What is the force that holds atoms together?
Chemical Bonds
Physical Bonds
Newtonians
Chemical Changes
What is the octet rule?
Atoms wanting a full shell of 8 electrons to become stable.
Atoms having 8 shells.
Atoms with 8 electrons.
Atoms losing 8 electrons.
What are valence electrons?
Any of an atom's electrons
Electrons located on the first energy level
Electrons not attached to any atom
electrons located on the outer energy level
What are valence electrons?
Any of an atom's electrons
Electrons located on the first energy level
Electrons not attached to any atom
electrons located on the outer energy level
What period is Lead (Pb) in?
6
4
Metals
4A
What category is silicon (Si) a part of?
Metal
Nonmetal
Metalloid
Halogens
What is the ionic charge of Phosphorus (P)?
+5
-3
+3
-5
What family is silicon (Si) a part of?
Metal
Nonmetal
Metalloid
Halogens
