NCTI Installer Technician CH. 1 Practice Questions and Answers 100% Pass

NCTI Installer Technician CH. 1 Practice
Questions and Answers 100% Pass


Why do only the outer electrons leave their orbit shells? - Correct Answer ✔️✔️-because

electrons farthest from the nucleus are more easily freed from their orbits due to a

weaker electrostatic force.


What is required to have a balanced (or stable) atom? - Correct Answer ✔️✔️-electrons

must equal the number of protons

List the capacity of each of the first four orbital shells of an atom. - Correct Answer ✔️✔️-

2,8,18,32

What is the maximum electron capacity of a valence shell? - Correct Answer ✔️✔️-

maximum of eight electrons

Electrons in orbits nearest the nucleus contain _________ energy than those in more

distant orbits. - Correct Answer ✔️✔️-Less

What will happen to a valence electron that has enough energy added to it? - Correct

Answer ✔️✔️-valence electron that has enough energy added to it will move away from

its atom.

What major factor determines which category a particular element belongs? - Correct

Answer ✔️✔️-The number of electrons in the valence shell