stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Periodic Table and electron arrangement Flashcards | StudBud
Explore
/
Periodic Table and electron arrangement
Periodic Table and electron arrangement
15 terms
·
StudBud Administration
·
2,543 plays
chemistry for year 9
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
What is the electron arrangement of potassium?
2881
19
2,8,8,1
1,9,8,1
2
How many neutrons does argon have?
40
22
19.948
20
3
What is the electron shell arrangement of Nitrogen?
2,8,5
2,5
15
7
4
From question 2, how many neutrons does boron normally have?
5.811
6
5
11
5
When adjusting the atomic mass to deal with whole numbers, what should you do?
Always go to downwards until you get to a whole number (15)
Round to the closest whole number (16)
Always go upwards to the next whole number (16)
Do nothing (15.999)
6
Using your periodic table, what is this element?
calcium
potassium
magnesium
carbon
7
What is the electron arrangement of helium?
2
0,2
1,1
4
8
Using your periodic table, what is this element?
sulfur
silicon
carbon
Aluminum
9
From question 1, what is the adjusted atomic mass for Boron?
5
10
11
10.811
10
What is element behaves like magnesium when undergoing a chemical reaction?
Potassium
Aluminium
Calcium
Sodium
11
How many electrons does boron have?
5.811
11
6
5
12
How many protons does argon have?
40
19.948
18
20
13
How many neutrons does potassium have
19
20
39
39.098
14
Using your periodic table, what is this element?
oxygen
carbon
helium
sulfur
15
How many electrons does argon have?
40
18
20
19.948
