The atomic mass number of an element/atom can be calculated as

Number of protons+ Number of neutrons

Number of Protons÷Number of neutrons

Number of electrons+Number of protons

Number electrons-Number of neutrons

Quiz

Life Sciences Gr10: The Atom

William Cornelius 5 questions

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1The atom is the smallest unit of matter
1. ATrue
2. BFalse
2An atom consists of [blank_start]space[blank_end]
1. Aspace
3The proton is the most____feature.
1. Auseless
2. Bunwanted
3. CDiagnostic/important
4The atomic mass number of an element/atom can be calculated as
1. ANumber of Protons÷Number of neutrons
2. BNumber of electrons+Number of protons
3. CNumber of protons+ Number of neutrons
4. DNumber electrons-Number of neutrons
5The difference between an element and a compound is that an element has two or more [blank_start]atoms[blank_end] which are [blank_start]bonded[blank_end] and are of the same [blank_start]type[blank_end]. However, compounds are two or more [blank_start]elements[blank_end] which are [blank_start]chemically[blank_end] bonded
1. Aatoms
2. Bbonded
3. Ctype
4. Delements
5. Echemically