subject
Chemistry, 22.10.2020 18:01 evansh78

1)why do the metal of group 1A, 2A ,3A do not need roman numerals? 2) Why do we need to use Roman Numerals in the names for Transition metals and Group 4A metals?
3)When a non-metal becomes an ion what changes about their names?
4)What elements and groups do not form ions?

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 11:00
Classify this reaction: 2al+n2-> aln.
Answers: 1
question
Chemistry, 23.06.2019 11:10
Why would a doctor most likely restrict a patient's contact with other people while the patient receives internal radiation
Answers: 1
question
Chemistry, 23.06.2019 21:10
Which of the following characteristics are true about a typical peptide (amide) bond? the bond is planar. there is free rotation about the carbonyl carbon and nitrogen bond. there is substantial double-bond character to this bond. there is a net negative charge on nitrogen and net positive charge on oxygen.
Answers: 3
question
Chemistry, 23.06.2019 22:30
Identify the limiting reagent and the volume of co2 formed when 11 l cs2 reacts with 18 l o2 to produce co2 gas and so2 gas at stp options: cs2; 5.5l co2 o2; 6.0 l co2 cs2; 11 l co2 o2; 27l co2
Answers: 1
You know the right answer?
1)why do the metal of group 1A, 2A ,3A do not need roman numerals? 2) Why do we need to use Roman N...
Questions
question
Mathematics, 12.02.2021 19:20
question
Mathematics, 12.02.2021 19:20
question
Mathematics, 12.02.2021 19:20
question
Mathematics, 12.02.2021 19:20
question
Mathematics, 12.02.2021 19:20