This is a true statement. An electron closer to the nucleus would be difficult to remove because the electronegativity of the atom would be greater.
I would go with 4 that's what makes the most sense to me, and i just learned about this last year so... I hope this helps good luck..
Biomes are described in terms of abiotic factors like soil type and climate, and biotic factors factors like plant and animal life.
1. Latitude and the heat transported by winds are two factors that affect global climate.
2. Other factors, among them an areas proximity to an ocean or mountain range also influence climate.
Man you need to change this to a different catagory