0
What else can I help you with?
Do you know the smallest atom in 2 period?
Neon
What is a description of radiation?
alpha radiation consists of 2 protons and 2 neutrons. It comes from the nucleus of an atom.
What element is found on period 4 and has 7 valence electrons?
Only nitrogen (but in the period 2) has 7 electrons in the neutral atom.
A covalent compound formed between an element in period 2 and a halogen?
An example of a covalent compound formed between an element in period 2 and a halogen is hydrogen fluoride (HF). This compound is formed by the sharing of electrons between the hydrogen atom (period 1) and the fluorine atom (halogen).
What is the periodic table of the elemets?
Atom number 20 is Calcium (period IV, group 2)
What does it mean when your period comes late 2 months straight?
preggers
What does the name helium-3 tell about this atom?
The name helium tells that its atomic number is 2, containing 2 protons in each atom. The numerical part of the name shows that each atom also has one neutron.
How many rings does a lithium atom have?
Lithium is in the second period. It is an alkali metal. It has 2 rings of electrons.
What is the 20th elemet of the periodic table?
Atom number 20 is Calcium (period IV, group 2)
How do the periods on the periodic table get their numbers?
if an element has 1 shell in its atom it is in period 1and so on... 2 shells=period 2 3 shells=period 3 4 shells=period 4 5 shells=period 5 6 shells=period 6 7 shells=period 7
How do you tell if there is an atom in everything?
This supposition is the basis of the atomic theory, beginning 2 500 years ago.
How long after the white mucus comes does it take for someone to get their actual period?
about 2 weeks
