2.3 Isotopes And Relative Atomic Mass (GCSE Chemistry)

The following is a GCSE Chemistry test covering '2.3 Isotopes And Relative Atomic Mass'

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Why are isotopes chemically alike?

What particles are located in the nucleus of an atom?

What makes some isotopes radioactive?

What symbol is used to represent the atomic number?

Two isotopes of the same element have:

How many protons are in Carbon-14?

What does the mass number of an atom represent?

What isotope is used to define the atomic mass scale?

What do letters A and Z represent in atomic notation?

An isotope has 6 protons and 7 neutrons. What is its mass number?

What is identical between isotopes of the same element?

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