- NaNO, and CaCo
- H2SO4 and Na2SO4
- KSO, and K,SeO,
- Cr2O3, and Fe2O3
Author: Zabeehullah
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- Increases with the increase of nuclear charge
- Decreases with the increase of nuclear charge
- Is the same for all
- First increases and then decreases
- 1: 1
- 1: 3
- 1 : 9
- 1: 16.
- Gold
- Silver
- Copper
- Tin
- cubic
- orthorhombic
- tetragonal
- trigonal
- CH3CH=CH2
- CH3CHOHCH3
- CH3CH2OH
- CH2=CH2
- Mendeleev
- Newlands
- Bohr
- Mosley
- they do not have same number of neutrons
- they have dissimilar mass number
- they have different energy level schemes
- they have different number of valence electrons.
- first period
- second period
- third period
- fifth period
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