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periodic table
How many electrons does Sodium have?
Which element has 10 n?
periodic table
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atomic number and mass
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Questions
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Answers
1
Which element has 10 n?
C
Ne
O
He
2
How many electrons does Sodium have?
11
12
34
23
3
An element has 0 neutrons. What is it?
Si
He
Al
H
4
Which element has an atomic mass of 243
Er
Sg
Americunium
Plutonium
5
How many electrons does Oxygen have?
0
8
16
24
6
Which subatomic particle is +?
neutron
proton
positron
electron
7
Which element has an atomic number of 80?
W
Mercury
Pb
Fluorine
8
Which element has an mass number of 127?
B
Te
Xe
I
9
what element is potassium
K
Po
Pt
P
10
Which element has 30 electrons?
Zinc
Neon
P
Mg
11
An element has 88 protons. What is it?
Cr
Strontium
Ne
Radium
12
What element is Ag
silver
agrinium
antimony
gold
13
How may electrons does Chlorine have?
18
17
52
35
14
How many protons does S have?
21
32
48
16
15
An element has 50 e-. What is it?
silver
gold
Tin
Ti
