Atomic Structure And Periodic Table 💢 Flashcards
1
Q
What is the charge of a proton?
A
âž•1
2
Q
What is the mass of an electron?
A
1/1840
3
Q
What is the charge of an electron?
A
âž–1
4
Q
What is the mass of a neutron?
A
1
5
Q
What is the charge of a neutron?
A
0
6
Q
What does ‘ y ‘ mean?
A
Mass number
7
Q
What does ‘ x ‘ mean?
A
Atomic number
8
Q
Atomic number = …
A
… Number of protons or electrons.
9
Q
Mass number = …
A
… Number of protons + Number of neutrons
10
Q
Number of neutrons = …
A
… Mass number - atomic number.
11
Q
Reacting Alkali metals with water… What would you see?
A
- Fizzes across the surface
- Vigorous reaction
- Metal disappears
- Heat given out
- Potassium catches fire and burns with a lilac flame.
12
Q
What is the mass of a Proton?
A
1
