Elemental Properties | MCQs

Explanation

All the isotopes of the same element have the same number of protons, which defines the element.

Different isotopes can exist depending on the neutron count.

Electrons are negatively charged and can counterbalance the positive charge of protons.

Also, they are present in equal numbers in neutral atoms of the same element.

Explanation

• The old name of Nitrogen is Azote.
• This name, derived from the Greek word "azotikos" meaning "no life".
• It was given because nitrogen gas does not support respiration, making it inert or "lifeless" in this context.