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Chemistry Crossword (units 1-5)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Across
1
Largest element
3
Element with the highest ionization energy
6
Latest element
7
In ionic compounds electrons are __________ from one element to another
10
Counting and identifying electrons in their energy levels is called electron _____________
13
The ability to be beaten into thin sheets
16
The set ratio of elements in a compound
17
Positive ion
19
Element used to enhance parties
22
Tool used to measure mass
23
Fire____________
24
This number can be found by subtracting the number of protons from the mass of an element.
25
Most common element in the universe
26
Radioactive element in bananas
28
A periodic trend that gets smaller from left to right
29
PO4
30
Chemical _______ : a set of chemical formulas that are made of reactants and products and show what happened chemically during a reaction
31
Polyatomic ion made from a sulfur and four oxygens
Down
1
Most electronegative element
2
This number is equal to the number of positively charged particles in an atom
4
Flask with triangular shape
5
Creator of first periodic table prototype
8
6.022 x 10^23
9
Chemical formula for table salt.
11
A molecule with a charge is a:
12
Item worn to protect body from chemicals
14
The number before a chemical formula in a chemical equation
15
Going straight from a gas to a solid
18
Shiny
20
A property not based on amount of matter
21
Metallic compounds don't have fixed ______
26
Physical state
27
Numerical prefix for 9