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Recent questions in Atomic Number
+10
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0
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A neutral atom of an atomic number of five has how many electrons?
asked
Apr 20, 2022
in
Atomic Number
by
deanthehandyman
+17
votes
0
answers
What is the number of atoms in Na2SO4?
asked
Apr 20, 2022
in
Atomic Number
by
j.k
+49
votes
0
answers
What is the mass number of an atom with 5 protons and 7 neutrons?
asked
Apr 19, 2022
in
Atomic Number
by
LunarTwilight
+184
votes
0
answers
Which electron configuration represents the element carbon atomic number 6?
asked
Apr 18, 2022
in
Atomic Number
by
StellarCharm
+15
votes
0
answers
Is there an element with atomic number between two existing elements on the periodic table of elements?
asked
Apr 17, 2022
in
Atomic Number
by
moleculetutor
(
2.9k
points)
+15
votes
0
answers
Which of the following has the largest number of atoms (A. 1g of H2 B. 1g of O2 C. 1g of N2 D. 1g of F2)?
asked
Apr 17, 2022
in
Atomic Number
by
R2D2/Q3E3
+55
votes
0
answers
When alpha particles are emitted from an element's nucleus, what happens to the element's atomic number and mass number?
asked
Apr 16, 2022
in
Atomic Number
by
james mcglade
+22
votes
0
answers
Why don't elements in the periodic table have whole numbers?
asked
Apr 16, 2022
in
Atomic Number
by
sweatysuccessful
+8
votes
0
answers
How do the number of metals compare to the number of non-metals?
asked
Apr 16, 2022
in
Atomic Number
by
RadiantVerse
+26
votes
0
answers
An element has three naturally occurring isotopes of 27.977, 28.976, 29.974 and abundances of 0.9221, 0.0470, 0.0309. *Calculate the atomic weight of this element. *What is the identity of the element?
asked
Apr 15, 2022
in
Atomic Number
by
Plastered
+1.2k
votes
0
answers
What is the atomic mass of an element with 1 proton, 1 electron, and 0 neutron?
asked
Apr 15, 2022
in
Atomic Number
by
SeraphicWhisper
+1.1k
votes
0
answers
What are atoms of the same element with different mass numbers called?
asked
Apr 15, 2022
in
Atomic Number
by
Joe beeb
+120
votes
0
answers
Why are lithium, beryllium, and boron underabundant compared to elements of similar atomic numbers?
asked
Apr 14, 2022
in
Atomic Number
by
Construction Project
+1
vote
0
answers
How do you find the mass number if you don't know the number of neutrons in an atom?
asked
Apr 14, 2022
in
Atomic Number
by
maxq
+187
votes
0
answers
Are there any elements that have an atomic number below their place in the periodic table?
asked
Apr 14, 2022
in
Atomic Number
by
Liam2000uk
+154
votes
0
answers
What would be the symbol for the element with atomic number 109?
asked
Apr 14, 2022
in
Atomic Number
by
SrewcFix
+19
votes
0
answers
What makes elements with higher atomic numbers more reactive than those with lower atomic numbers?
asked
Apr 13, 2022
in
Atomic Number
by
jobi59uk
+26
votes
0
answers
What effect does the atomic radius have in the reactivity of a metal?
asked
Apr 13, 2022
in
Atomic Number
by
chull
+5
votes
0
answers
What are the total number of all possible outcomes if two dice are rolled?
asked
Apr 13, 2022
in
Atomic Number
by
LunarVortex
+248
votes
0
answers
How can an element have an atomic mass that isn't a whole number?
asked
Apr 13, 2022
in
Atomic Number
by
LuminousTwilight
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