3 years ago

Explain why the atomic radius decreases across a period and increases down a group ?

1 answer:

4 0

Answer:

In general, atomic radius decreases across a period and increases down a group. ... Down a group, the number of energy levels (n) increases, so there is a greater distance between the nucleus and the outermost orbital. This results in a larger atomic radius.

You might be interested in

What type of reaction is Mg + 2Ag -> mg2 + 2Ag

bulgar [2K]

Answer:

double replacement ...i think ^^

i hopefully its right

4 0

3 years ago

Are soft drink, solder and air homogeneous or heterogeneous?

NeTakaya

They are all Homogeneous

4 0

3 years ago

How does the burning of fossil fuels increase the greenhouse effect answers?

miskamm [114]

The burning of fossil fuels like coal, natural gas etc... leads to the emmission of carbondioxide which is a green house gas and leads to the increase of heat in the atmosphere. This results in greenhouse effect.

8 0

3 years ago

Which is a fossil fuel?<br> O A. Coal<br> O B. Biomass<br> O C. Geothermal<br> O D. Nuclear

creativ13 [48]

Answer:

coal

Explanation:

fossil fuels are formed by natural process.

3 0

3 years ago

A balloon has a negative charge and a glass rod has a positive charge.

Juliette [100K]

They will attract each other when brought close but when they touch the glass rod will become a negative charge and will repel each other

7 0

3 years ago

Explain why the atomic radius decreases across a period and increases down a group ?​

Explain why the atomic radius decreases across a period and increases down a group ?