are these elements isotopes of one another? element a: 12 protons; 11 electrons; 13 neutrons. element b: 13…

are these elements isotopes of one another? element a: 12 protons; 11 electrons; 13 neutrons. element b: 13 protons; 12 electrons; 13 neutrons. are these elements isotopes of one another? element a: 14 protons; 15 electrons; 13 neutrons. element b: 14 protons; 14 electrons; 15 neutrons. are these elements isotopes of one another? element a: 12 protons; 11 electrons; 13 neutrons. element b: 12 protons; 12 electrons; 13 neutrons. are these elements isotopes of one another? element a: 18 protons; 18 electrons; 18 neutrons. element b: 18 protons; 18 electrons; 19 neutrons.

are these elements isotopes of one another? element a: 12 protons; 11 electrons; 13 neutrons. element b: 13 protons; 12 electrons; 13 neutrons. are these elements isotopes of one another? element a: 14 protons; 15 electrons; 13 neutrons. element b: 14 protons; 14 electrons; 15 neutrons. are these elements isotopes of one another? element a: 12 protons; 11 electrons; 13 neutrons. element b: 12 protons; 12 electrons; 13 neutrons. are these elements isotopes of one another? element a: 18 protons; 18 electrons; 18 neutrons. element b: 18 protons; 18 electrons; 19 neutrons.

Answer

Explanation:

Step1: Recall isotope definition

Isotopes are atoms of the same element with same number of protons but different number of neutrons.

Step2: Analyze first pair

Element A has 12 protons and Element B has 13 protons. Different proton - numbers, so not isotopes.

Step3: Analyze second pair

Both have 14 protons. Element A has 13 neutrons and Element B has 15 neutrons. Same element, different neutrons, so isotopes.

Step4: Analyze third pair

Both have 12 protons and 13 neutrons. They are the same isotope (not just isotopes of each other).

Step5: Analyze fourth pair

Both have 18 protons. Element A has 18 neutrons and Element B has 19 neutrons. Same element, different neutrons, so isotopes.

Answer:

  1. No
  2. Yes
  3. Yes (same isotope)
  4. Yes