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Physics

Physics · Quick practice · answer shown after each question

Atoms and the nucleus

Question 1 of 10

Question 1 of 10

An atom of ²³Na₁₁ has how many neutrons?

Question 2 of 10

Question 2 of 10

The mass number of an atom is the number of

Question 3 of 10

Question 3 of 10

The binding energy of a nucleus is the energy

Question 4 of 10

Question 4 of 10

Rutherford's gold-foil experiment showed that the atom

Question 5 of 10

Question 5 of 10

Which pair are isobars?

Question 6 of 10

Question 6 of 10

A radioactive sample of 80 g has a half-life of 5 days. How much is left after 15 days?

Question 7 of 10

Question 7 of 10

The nucleus of an atom contains

Question 8 of 10

Question 8 of 10

An alpha particle is the same as

Question 9 of 10

Question 9 of 10

Isotopes of an element have the same number of

Question 10 of 10

Question 10 of 10

The charge on a neutron is

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.