Skip to main content
Quiz | Online MCQs Test
Toggle navigation
The correct electronic configuration of Mg is:
Answer: (B) 1s
2
, 2s
2
, 2p
6
, 3s2
Post navigation
If the molar mass of a compound is 90 g/mole, the number of its moles containing 3.011×10²³ molecules will be:
If you move from left to right in a period of periodic table, which of the following will NOT change?
