Question

The scientist used ______ in her experiment.
a) nitrogen
b) Nitrogen

Answer 1

I thing that answer (b)

Answer 2

Answer:

Nitrogen

Explanation:

1. The scientific name for nitrogen is N, and it is a flavourless and colourless element.
2. The ground beneath our feet contains nitrogen, as does the water we drink and the air we breathe.
3. In fact, nitrogen makes up about 78 per cent of the Earth's atmosphere, making it the most prevalent element there. The chemical element with the atomic number 7 and the letter N is known as nitrogen.
4. The lightest element in group 15 of the periodic table, often known as the pnictogens, nitrogen is a nonmetal.
5. It is a typical element in the cosmos, believed to be eighth in the Milky Way and the Solar System in terms of overall abundance.

#SPJ2