Identify the Number Represented on the Abacus

question 93

Multiple Choice

Identify the number represented on the abacus.
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• A) 16
• B) 56
• C) 12
• D) 52

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Definitions:

Protons

Positively charged subatomic particles found in the nucleus of an atom, defining the element's atomic number.

Osmium

A dense, hard, bluish-white transition metal in the platinum group that is the most dense naturally occurring element.

Isotope

A variant of a particular chemical element which differs in neutron number, though it shares the same number of protons.

Electrons

Negatively charged subatomic particles with a very small mass, found orbiting the nucleus of an atom.