10 апр. 2016 г. · Density will generally increase across a period. It is because. 1.across a period the size of atoms generally decreases(i.e. volume decreases).

29 мая 2016 г. · Across a period: The atomic size of elements decreases across a period as the nuclear charge increases and the attraction between protons ...

19 июл. 2017 г. · The density increases as one goes down the periodic table. The simple reason is that the nucleus increases in mass by more than the atom (with ...

13 мая 2014 г. · Density will generally increase across a period. It is because. 1.across a period the size of atoms generally decreases(i.e. volume decreases).

11 мая 2018 г. · The density increases as one goes down the periodic table. The simple reason is that the nucleus increases in mass by more than the atom (with its electron ...

10 авг. 2015 г. · The density increases as one goes down the periodic table. The simple reason is that the nucleus increases in mass by more than the atom (with ...

11 июл. 2017 г. · Across a period, the proton number increases while the shielding remains the same. This leads to a decrease in the atomic radius or size of the ...

17 февр. 2022 г. · Cooling a substance causes molecules to slow down and get slightly closer together, occupying a smaller volume that results in an increase in ...

8 сент. 2018 г. · The Density is mass/volume. Firstly, mass is the most obvious answer as the elements have an increasing number of protons and electrons across the period.

2 нояб. 2018 г. · Trends in Density. The densities of the Group 1 elements increase down the group (except for a downward fluctuation at potassium).