Question

how many protons are in an atom of uranium - 235?
92
235
143
327

Explanation:

Step1: Recall atomic number concept

The atomic number of an element is equal to the number of protons in its atom.

Step2: Identify uranium's atomic number

Uranium has an atomic number of 92. So, an atom of Uranium - 235 has 92 protons.

Answer:

92